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Anna [14]
3 years ago
11

Multiply the polynomial expressions below. (7x + 5)(2x^3 - 4x^2 + 9x - 3)

Mathematics
1 answer:
LekaFEV [45]3 years ago
8 0

Answer:

14x^8-18x^3+43x^2+24x-15

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PLEASE HELP?!?!?!?!?!?!?!?!?
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3 years ago
10 points. [ATTACHED]
SVETLANKA909090 [29]

Answer:

\overline{AD}\:=\:19.2

Step-by-step explanation:

2x+5=3x-2\quad \:\rightarrow \quad \:x=7\\\\\overline{BD}\:=\:3\left(7\right)-2\:=\:19\\\\Length\:of\:\overline{AD}\:=\sqrt{19^2+2.5^2}=19.2

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4 years ago
50, 53, 47, 50, 44, 47, blank, blank<br> solve for the next two numbers
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