Simplify the algebraic expression by collecting and combining like terms.8(3y2 + 9) - (10y2 - 4)
A. 34y2 + 5
B. 34y2 + 13
C. -14y2 + 68
D. 14y2 + 76
Answer: D
Mathematics
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Solve the inequality and graph the solution set.
- 
? 
+ 3
A. 
B. 
C. 
D. 
Mathematics
Find the extreme values of the function and where they occur.y = x2e-x + 2xe-x
A. Minimum value is 2e
(1 - 
) at x = -
; maximum value is 2e-
(1 + 
) at x = 
.
B. Minimum value is 2e
(1 - 
) at x = -
; no maximum value.
C. Maximum value is 2e-
(1 + 
) at x = ; no minimum value.
D. None
Mathematics
Find the absolute value.
A. 
B. 0
C. - 
D. 
Mathematics
Evaluate the root, if possible.- 
A. -36 B. Not real C. -5 D. -6
Mathematics