Solve the equation for the indicated variable. (Leave ± in your answer, when appropriate.)4?r2 = A for r
A. r = 2?
B. r = ± 
C. r = ± 
D. r = ± 
Answer: C
Mathematics
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Perform the indicated operations.Estimate by rounding to the nearest ten, then find the actual sum. 48172687
A. Estimate: 210 Actual: 193 B. Estimate: 200 Actual: 265 C. Estimate: 193 Actual: 145 D. Estimate: 190 Actual: 178
Mathematics
Change the exponential expression to an equivalent expression involving a logarithm.163/2 = 64
What will be an ideal response?
Mathematics
Write an equation for a function whose graph fits the given description.The graph of f(x) = x4 shifted right 4 units and up 9 units.
A. y = - (x - 4)4 + 36 B. y = (x - 4)4 + 9 C. y = - (x - 4)4 + 9 D. y = (x + 4)4 - 9
Mathematics
Find the derivative.f(x) = 
- 
+ 
A. f'(x) = -3
+ 
- 
B. f'(x) = - 
- 
- 
C. f'(x) = 
- 
- 
D. f'(x) = - 
+ 
- 
Mathematics