Express in terms of a base raised to a positive exponent. Then simplify, if possible.(x + 2)-2
A. (x + 2)2
B.
C. -
D.
Answer: B
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The formula for the area of a trapezoid is all but which of the following??
A.
?The area of the trapezoid is the mean of the bases × the height.
B.
?The area formula for a trapezoid can be broken down into three parts: I. the area of the left triangle, II. the area of the right triangle, III. the area of the rectangle.
C.
?The trapezoid area formula also can find the area for a parallelogram.
D.
?The area formula for a trapezoid is: , where a and b are the bases.
E.
?The area formula for a trapezoid is: , where
and
bare the bases.
F.
?The trapezoid area formula can sometimes be used to estimate the area of geographical shapes on maps that resemble a trapezoid.
Find the limit of the sequence if it converges; otherwise indicate divergence.an = n
A. e6 B. 6 C. 0 D. Diverges
Solve the problem.If a projectile is launched upward from a height of 32 feet at an initial velocity of 80 feet per second, then its height after t seconds is given by the function where h is in feet. After how many seconds will the projectile reach a height of 132 feet?
A. 2.5 seconds B. 1.25 seconds C. 10 seconds D. 5 seconds
Perform the indicated operation or operations.2(-13)
A. -126 B. -26 C. -25 D. 26