Find the equation of the line passing through the indicated two points. Write the equation in point-slope form.(-2, 16) and (4, -8)
A. y + 16 = -4(x - 2) or y - 8 = -4(x + 4)
B. y - 16 = -4(x + 2) or y + 8 = -4(x - 4)
C. y + 16 = -4(x + 2) or y + 8 = -4(x + 4)
D. y - 16 = -4(x - 2) or y - 8 = -4(x - 4)
Answer: B
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Find the indicated series by the given operation.Show that by differentiating term by term the expansion of the result is the expansion for
A. (1 + 2x - 3x2 + 4x3 - . . .) = -2(1 + 3x - 6x2 + . . . )
B. (1 - 4x + 6x2 - 8x3 + . . .) = -2( 2 - 6x + 12x2 - . . .)
C. (1 - 2x + 3x2 - 4x3 + . . .) = -2(1 - 3x + 6x2 - . . .)
D. (2x + 3x2 - 4x3 + . . .) = -2(1 - 3x + 6x2 - . . .)
Solve.Runners in a 16 km race run how many miles? Round to the nearest tenth if needed.
A. 17.0 mi B. 9.9 mi C. 8.0 mi D. 25.8 mi
The data table has been generated by a linear, quadratic, or cubic function f. All zeros of f are real numbers located in the interval By making a line graph of the data, conjecture the degree of f.
A. 1 B. 2 C. 3 D. 4
Find the matrix product, if possible.
A.
B.
C.
D.