Quiz 1: The Language of Algebra

Which of the following phrases would represent this expression? x/3

the quotient of x and 3

In the expression (x to the 2nd power + 3), the base is _____.

x

Evaluate y to the 5th power for y = 1.

1

If x is 6, then 7x = _____.

42

Simplify 3 to the 4th power.

81

Use the expression 5x + 2 3 to match the following vocabulary words. 1. coefficient 2. variable 3. exponent 4. base

1. 5 2. x 3. 3 4. 2

Simplify ( 1/2 ) to the 4th power.

1/16

Find the value of 4 squared + 6 ÷ 2.

19

Evaluate 3(a + b + c) to the 2nd power for a = 2, b = 3, and c = 4.

243

What is the expression for "the difference of 3 and 5 times a number"?

3 - 5N

Evaluate N to the 2nd power + 2N + 1 for N = 5.

36

Evaluate 2 cubed times x-1 for x = 1.

4

Find the value of (3 + 4) to the 2nd power.

49

Evaluate A squared for A = 2.3.

5.29

Find the value of 4 + (27 - 12·2) ÷ 2.

5.5

Simplify 8 cubed (3)

512

Simplify 3 · 2x. What is the coefficient?

6

Find the value of the expression below. 8(15-4)/4 to the 2nd power -5

8

What is the expression for "the sum of 8 times a number and two"?

8N + 2

Which of the following represents "10 less than n"?

n - 10