Find the distance between P and Q.P(2, 3), Q(-7, -7)
A.
B. 1
C. 90
D.
Answer: D
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Solve the problem.Find the moment of inertia about the y-axis of the thin infinite region of constant density in the first quadrant bounded by the coordinate axes and the curve
.
A.
B.
C.
D.
Simplify the rational expression.
A.
B.
C. -2(x + 3)
D. -
Find the quotient. If the quotient is a repeating decimal, write the answer with a bar over the repeating digit or digits.8.3 ÷ (-10)
A. -0.083 B. -0.73 C. -0.83 D. -0.073
Solve the problem.A salesperson has two job offers. Company A offers a weekly salary of $400 plus commission of 10% of sales. Company B offers a weekly salary of $800 plus commission of 5% of sales. What is the amount of sales above which Company A's offer is the better of the two?
A. $8000 B. $8100 C. $16,000 D. $4000