Multiply and simplify. Assume that all variables represent positive real numbers.
(
- 
)
A. 5
+ 5
B. 
C. 10
D. 
- 
Answer: D
Mathematics
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Simplify the expression.
?
What will be an ideal response?
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Find the mode of the set of numbers.The weights of cross-country runners (in pounds): 132, 141, 156, 132, 188, 199, 162
A. 141 pounds B. 132 pounds C. 156 pounds D. 93 pounds
Mathematics
Find the value of c for which the expression is a perfect-square trinomial. Then factor the perfect-square trinomial.x2 + 5x + c
A. 
; 
2
B. - 
; 
2
C. 
; 
2
D. 10; (x + 5)2
Mathematics
Find the x- and y-intercepts. If no x-intercepts exist, state so.f(x) = 5x2 + 10x + 2
A. 
, (0, 2)
B. 
, (0, -2)
C. 
, (0, -2)
D. 
, (0, 2)
Mathematics