Math 119 Test #1 -- PreRequisite Test
Solve the equation. (x/4) = (x/9) + (5/4)
x = 9
When 3 times a number is subtracted from 7 times the number, the result is 36. What is the number?
x = 9
Multiply the expression using the product rule. x^7 * x^8
x^15
Divide the expression using the quotient rule. (x^10/x^8)
x^2
Divide the expression using the quotient rule. ((x^8 y^6)/x^4 y^3)
x^4 y^3
Solve the equation. 8y + 4(6 + y) = 3(y - 4) + 10y
y = 36
Simplify the exponential expression. (-4x^5 y^-6)(2x^-1 y)
((-8x^4)/y^5)
Simplify the expression using the quotients-to-powers rule. ((4p^2 v^3)/s^4)^4
((256p^8 v^12)/s^16)
Simplify the expression using the quotients-to-powers rule. ((m^4)/q^5)^6
((m^24)/q^30)
Simplify the expression using the products to powers rule. (5x^-7 y^8 z^-5)^-3
((x^21 z^15)/125y^24)
Simplify the exponential expression. ((6x^-3 y^-3 z^4)/2xy^-3 z^-4)^-2
((x^8/9z^16)
Write the expression with positive exponents only. Then simplify, if possible. (-4)^-2
(1/16)
Write the expression with positive exponents only. Then simplify, if possible. 3^-2
(1/9)
Simplify the expression using the power rule. (x^4)^-9
(1/x^36)
Write the expression with positive exponents only. Then simplify, if possible. 3x^-8 y^2
(3y^2/x^8)
Write the expression with positive exponents only. Then simplify, if possible. (x^-3/y^-5)
(y^5/x^3)
Evaluate the expression for the given values. 3x - y, for x=9 and y=5
22
Evaluate the expression for the given values. 7x^2 + 5y, for x=8, y=3
463
Multiply the expression using the product rule. (-9x^4 y)(-9x^2 y^3)
81x^6 y^4
The sum of the angles of a triangle is 180*. Find the three angles of the triangle if one angle is three times the smallest angle and the third angle is 45* greater than the smallest angle.
Angle 1 = 81* Angle 2 = 27* Angle 3 = 72*
Determine whether the inequality is true or false. -2 < -3
False
-5 < (1/8)
True
Determine whether the inequality is true or false. -75 < 0
True
The length of a rectangular room is 5 feet longer than twice the width. If the room's perimeter is 214 feet, what are the room's dimensions?
W = 34ft L = 73ft
-7x - 10 = 5 - 3x
x = (15/-4)
Solve the equation. -7x - (7x + 5) = -10
x = (5/14)
Solve the equation. ((x + 8)/5) = (31/20) - ((x - 2)/4)
x = 1
Solve the equation. 3x + 5 = 35
x = 10
Solve the equation. -4 = 4(x - 9) - (3x - 2)
x = 30
When 60% of a number is added to the number, the result is 64. What is the number?
x = 40
Solve the equation. 0.60x - 0.20(80 + x) = 0.05(80)
x = 50