Simplify.(-2x5)(-9x2)
A. -11x7
B. 18x7
C. -18x10
D. -11x10
Answer: B
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Solve the given system of equations algebraically.x2 + y2 = 53x2 - y2 = 45
A. x = 7, y = -2; x = 7, y = 2 B. x = -7, y = -2; x = -2, y = -7 C. x = 7, y = 2; x = 2, y = 7; x = -7, y = -2; x = -2, y = -7 D. x = 7, y = 2; x = -7, y = 2; x = 7, y = -2; x = -7, y = -2
Add or subtract terms whenever possible.7
+ 5
A. 8
B. 12
C. -22
D. 22
Find the solution set in the real numbers.6(2w - 7) = 4(3w + 5)
A. 62 B. No solution C. All real numbers D. 0
Find the linear velocity of a point moving with uniform circular motion, if the point covers a distance s in an amount of time t, where
?
cm and 
sec
?
If the answer needs rounding, round it to three significant digits.
?
__________ cm/sec
Fill in the blank(s) with the appropriate word(s).