Algebra 1 Semester 2 Test

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Divide x^2 - 4/ x-8 * (x-2) / x-3

( x+ 2) (x-3) / x- 8

Solve the equation using square roots 5x^2 - 20=0

-2,2

Solve the equation using zero product property (x- 12) (x +1)=0

12, -1

Simplify the product using the distributive property (3h - 3)(4h - 6)

12h^2 - 26h + 12

Simplify the rational expression. State any excluded values 2x-4/ x-2

2; where x=2

Simplify the radical expression square root of 12c^6 d^4

2c^3 d^2 square root of 3

Simplify the expression 16^ 3/2

64

Multiply x^2+ 9x + 20 / 7x * 9X/ x+5

9 (x+4)/ 7

Find the Greatest common factor of the terms of the polynomial 45x^2 + 18x^4

9x^2

What is the value of y^-5/ x^-3 for x= 2 and y= -4

- 1/128

Simplify the sum (7u^3+ 2u^2 +7) + (6u^3- 5u+4)

13u^3+2u^2- 5u+11

Multiply state any excluded values 2/ 3a * 5/ 4a^2

5/ 6a^3 where a= 0

What is a simpler form of the following expressions? (j+7) (j-7)

j^2 - 49

What is the simplified form of each expression? k^7 (k^6) ^-7

k^-35

What is the simplified form of each expression? (K^3)^5

k^15

Divide s^2 - 4s/ s^2 - 10s +24 / s-3/ s- 6

s/ s - 3

Simplify the radical expression sqrt 11/ 4p^4

sqrt 11/ 2p^2

Simplified Form 1/x^-4

x^4

x 1 2 3 4 y -2 0 2 4 Linear or exponential

Linear

Simplify the rational expression. State any excluded values x^2 + 2x - 35/ x^2 - 12x + 35

x +7 / x -7 where x= 7,5

Simplify the rational expression. State any excluded values 3x - 18/ 3x + 15

x - 6/ x + 5 where x = -5

Simplify the rational expression. State any excluded values x^2 + 9x + 18/ x+6

x+3 where x=-6

Order the group of quadratic functions from widest to narrowest graph y= 4x^2, y=2x^2, y=3x^2

y= 2x^2, y= 3x^2, y+ 4x^2

What is the simplified form of each expression? x^-7y^-10/ x^-5y^-13

y^3/ x^2

Can the set of lengths be the side lengths of a right triangle? 18m, 24m, 30m

yes

Can the set of lengths be the side lengths of a right triangle? 5m, 12m,13m

yes

What is the simplified form of each expression? (1/ 5p) ^2

1/ 25p^2

Simplify the rational expression. State any excluded values x + 4/ x^2 + 11x + 28

1/ x + 7 where x= -7, -4

Simplified Form (-7)^2

1/49

What is the simplified form of each expression? (9g^11)^-5

1/59049g^-55

What is the simplified form of each expression? x^-9/x^12

1/x^21

What is the simplified form of each expression? y^2(y ^7/6)^-6

1/y^5

What is the expression written using each base only once? 10^7 x 10^0 x 10^-6

10

Suppose that a sphere with radius 3a has the same volume as a cone of radius 5a. What is the height of the cone? Give your answer in terms of a. Use the formulas V= 4/3 pie radius squared and v= 1/3 pie radius squared h for he volumes of a sphere and cone respectively.

108/ 25 a

What is the sum or difference? 5x^4 + 5x^4

10x^4

Simplify the product using FOIL (4x + 4) (3x + 5)

12x^2+ 32x +20

Simplify the radical expression square root of 144x^8

12x^4

Simplify the radical expression - square root of 6 * 3 square root of 12

-18 square root of 2

What are the solutions of the equations z^2 + 4z + 3=0

-3, -1

Multiply state any excluded values q - 5/ -3 * -3q/ q-4

-3q^2 + 15q/ -3q + 12 where q= 0

Solve the equation using square roots x^2 - 36 =0

-6,6

What is the simplified form of each expression? (-4a^2b^6)(a^4b^4)^5

-64a^26b^38

Simplify the rational expression. State any excluded values x^2 - 100/ 10- x

-x - 10 where x= 10

Solve the equation using zero product property -8n(5n+2)=0

0, -2/5

What are the solutions of the equations c^2 - 3c =0

0,3

Simplified Form (-2.6)^0

1

Solve the equation using zero product property (4x-4) (6x+8)= 0

1, -1 1/3

Find the simplified form of the expression. Give your answer in scientific notation. (3 x 10^5) (4 x 10^3)

1.2 x 10^9

Simplify the rational expression. State any excluded values x^2- 6/ 16x - 2x^2

- x+8/2x where x= 0,8

Suppose a population of 10 crickets doubles in size every month. The function f(x) = 10 x 2^x gives the population after x months. How many crickets will there be after 2 years?

167,722,160 crickets

Last year, a large trucking company delivered 8.0 x 10^5 tons of goods with an average value of $26,000 per ton. What was the total value of the goods delivered? Write the answer in scientific notation.

2.08 x 10^10 dollars

A catapult launches a boulder with an upward velocity of 88 ft/s. The height of the boulder, h, in feet after t seconds is given by the fuction h= -16t^2 + 88t +30. How long does it take the boulder to reach its maximum height? What is the boulders maximum height? Round to the nearest hundredth, if necessary.

2.75 s; 151 ft

Simplify the product 2n(n^2+3n+4)

2n^3 + 6n^2 + 8n

Factor the polynomial 2x^3 + 4x^2 + 8x

2x(x^2+2x+4)

Simplify the expression 81^ 1/4

3

What is the simplified form of each expression? 3 square root of 27

3

Multiply y^2 - 9/ 5y * 3y/ y + 3

3 (y-3) / 5

Multiply k + 3/ 4k - 2 * (12k^2 - 3)

3(k + 3)(2k +1)/ 2

x^2 - x= 6

3, -2

What is the simplified form of each expression? (2m^2/9p^3)^5

32m^10/ 59049p^15

What is the simplified form of each expression? (k^2/ 6c^2) ^-2

36c^4/ k^4

What is a simpler form of the following expressions? (6p- 6) (6p +6)

36p^2 - 36

What is the simplified form of each expression? a^10 x 3a^8

3a^18

Simplified Form 3c^-2h^2

3h^2/c^2

Simplify the radical expression square root 80w^3/ 9

4w square root 5w/ 3

Simplify the difference (6w^2- 5w-6)- (2w^2 +4w-2)

4w^2-9w-4

Simplify the radical expression square root of 160x^5

4x^2 square root of 10x

Write the exponential expression 5x^5/7 in radical form

5^7 square root x^5

If an object is dropped from a height of 400 feet, the function h(t) =-16t^2 + 400 gives the height of the object after t seconds. When will the object hit the ground?

5s

Simplify the radical expression square root of 72

6 square root 2

What is the simplified form of each expression? (3q^11)^4

81q^44

What is the expression written using each base only once? 8^3 x 8^8

8^11

What is the simplified form of each expression? 4a^3 x b^9 x2a

8a^4b^9

What is the simplified form of each expression? a^12/a^8

a^4

What is the simplified form of each expression? (k^ 5/6) ^1/5

k^ 1/6


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