Select the correct answer.
What is the product of (x - 3) and (x + 7)?
A.
x2 + 10x - 21
B. x2 - 10x-21
oc. x² - 4x-21
D. x2 + 4x - 21
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Christine went shopping and bought each of her six six nephews a? gift, either a video costing? $14.95 or a cd costing? $16.88. she spent ? $ 97.42 97.42 on the gifts. how many videos and how many cds did she? buy?

In angle pqr find the measure of

Aplane intersects a pris paralel to the base of the prism. the cross section is a polygon wth eight sides. how many sides does the base of the prism have? a. 10 b. 8 c. 7 d. 9