Simplify.9x4 ? 5x6
A. 45x24
B. 45x10
C. 14x10
D. 14x24
Answer: B
Mathematics
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Use a sketch to find the exact value of y.y = cos
A. 
B. 1
C. 
D. 0
Mathematics
Provide an appropriate response.Determine which of the following is used to solve the equation 
= c, for c > 0.
A. ax + b = -c B. ax + b = c or ax + b = -c C. ax + b = c and ax + b = -c D. ax + b = c
Mathematics
Write the algebraic expression in words.n - 7
A. 7 less than n B. n less than 7 C. the quotient of n and 7 D. 7 decreased by n
Mathematics
Determine the constant that should be added to the binomial so that it becomes a perfect square trinomial. Then write and factor the trinomial.x2 + 
x
A. 
; x2 + 
x + 
= 
2
B. 144; x2 + 
x + 144 = (x +12) 2
C. 
; x2 + 
x + 
= 
2
D. 
; x2 + 
x + 
= 
2
Mathematics