Use spherical coordinates to evaluate  figures 4.png)
where B is the ball x²+y²+z² ? 7.
Select the correct answer.
a. 2401 ?
b. 343 ?
c. 686 ?
d. 7 ?
a. 2401 ?
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Provide an appropriate response.The formula for electrical power is V = 
, where V is voltage, W is wattage and A is amperage. Find the voltage to the nearest hundredth needed for a circuit of 400 W with a current of 4.1 A.
A. 1,640 volts B. 97.56 volts C. 395.9 volts D. 0.01025 volts
If an island's only residents are penguins and bears, and if there are 17 heads and 38 feet on the island, how many penguins and how many bears are on the island? ? The number of bears is __________. ? The number of penguins is __________. ?
What will be an ideal response?
Use a coterminal angle to find the exact value of the expression. Do not use a calculator.tan (30?)
A. 1 B. 0 C. -1 D. undefined
Look at the following function. (a) Is the function one-to-one? (b) If so, find the inverse of the function.A = {(1, -2), (2, -2), (3, -4), (4, 3)}
A. (a) not one-to-one (b) Inverse cannot be found B. (a) one-to-one (b) {(-2, 1), (-2, 2), (-4, 3), (3, 4)}