Solve and check.
+ 
= 
A. x = -1
B. x = -6
C. x = 6
D. x = 1
Answer: D
Mathematics
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Find the intervals on which the function is increasing and the intervals on which the function is decreasing.f(x) = - 
x2 + 9x - 8
A. Increasing on 
; decreasing on 
B. Increasing on 
; decreasing on 
C. Increasing on 
; decreasing on 
D. Increasing on 
; decreasing on 
Mathematics
Multiply.(0.1x - 0.2)2
A. 0.01x2 + 0.04x + 0.04 B. 0.01x2 - 0.04x + 0.04 C. 0.01x2 + 0.04 D. 0.01x2 + 0.04x - 0.04
Mathematics
Solve the equation.
- 
= 
A. {-9} B. {-16} C. {-8} D. {-15}
Mathematics
Find the intervals on which the function is continuous.y = 
A. discontinuous only when x = -3 or x = 4 B. discontinuous only when x = 3 or x = 4 C. discontinuous only when x = 3 D. discontinuous only when x = -4 or x = 3
Mathematics