Write a system of inequalities whose solution set is the region shown.
A. x2 + y2 ? 16
x ? 0
B. x2 + y2 ? 16
y ? 0
C. x2 + y2 ? 16
x ? 0
D. x2 + y2 ? 16
x ? 0
Answer: C
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Solve the problem.Use a Taylor series to estimate the integral's value to within an error of magnitude less than 10-3.
A. 1.401 B. 0.5352 C. 0.2899 D. 0.5911
Solve the problem.A rocket tracking station has two telescopes A and B placed 2.1 miles apart. The telescopes lock onto a rocket and transmit their angles of elevation to a computer after a rocket launch. What is the distance to the rocket from telescope B at the moment when both tracking stations are directly east of the rocket telescope A reports an angle of elevation of 20° and telescope B reports an angle of elevation of 52°? Round to the nearest hundredth of a mile.
A. 4.84 mi B. 0.91 mi C. 1.36 mi D. 3.12 mi
Establish the identity.
= 
What will be an ideal response?
Use a compass and straight edge to copy ?A
