Unit Test — Unit test Answers
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What is the solution to the equation ?
A
y = –4 and y = 4B
y = 0C
all real numbersD
no solution23
Blake simplified the expression to . Since this answer is incorrect, what was Blake’s mistake?
A
He added 5 to the exponent in the numerator instead of multiplying.B
He subtracted the exponents in the parentheses instead of dividing.C
He multiplied only the exponent in the numerator of the fraction by 5.D
He divided the exponents in the parentheses instead of subtracting.24
Which expression is equivalent to ?
A
StartFraction m minus 4 Over (m + 4) (m + 2) EndFraction
B
StartFraction (m + 4) (m + 2) Over m minus 4 EndFraction
C
StartFraction (m minus 4) (m + 2) Over m + 4 EndFraction
D
StartFraction m + 4 Over (m minus 4) (m + 2) EndFraction
25
Using V = lwh, what is an expression for the volume of the following prism?
A
StartFraction 4 (d minus 2) Over 3 (d minus 3)(d minus 4) EndFraction
B
StartFraction 4 d minus 8 Over 3 (d minus 4) squared EndFraction
C
StartFraction 4 Over 3 d minus 12 EndFraction
D
StartFraction 1 Over 3 d minus 3 EndFraction
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