Solve the problem.Find the sum of the first 7 terms of the geometric sequence with first term 3 and common ratio 1/2.

A.
B.
C.
D.


Answer: A

Mathematics

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Use Pascal's triangle to expand the binomial.(5x - 3y)3

A. 25x3y - 15x2y2 + 9xy3 B. 25x3y - 30x2y2 + 9xy3 C. 125x3 - 225x2y + 135xy2 - 27y3 D. 125x3 - 75x2y + 45xy2 - 27y3

Mathematics

Match the system with the appropriate graph.A system with solution (4, 7)

A.

B.

C.

D.

Mathematics

Determine the equation of the line described. Put answer in the slope-intercept form, if possible.Through (6, 7), perpendicular to -3x - 8y = -74

A. y = x - 9
B. y = x
C. y = - x + 9
D. y = x - 27

Mathematics

Draw and label a rectangle to illustrate the following product.(x + 1)(x + 5)

What will be an ideal response?

Mathematics