3 years ago

20x9000 for the fraction

Mathematics

1 answer:

Bogdan [553]3 years ago

7 0

Twenty times nine thousand equals 180000

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V= 2i +9j Find ||9v||

Korvikt [17]

Answer:

9 $\sqrt{85}$

Step-by-step explanation:

9v = 9(2i + 9j) = 18i + 81j

|9v | = $\sqrt{18^2+81^2}$ = $\sqrt{x6885}$ = 9 $\sqrt{85}$

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3 years ago

If f(x) = -3x4 - 2x3 + 3x2, and g(x) = 3x4 - 4x3 + x2 then f(x) + g(x) =

Alex_Xolod [135]

I'm assuming the the numbers coming after the variables are meant to be exponents, and if I'm wrong just let me know

-3x^4 - 2x^3 + 3x^2 + 3x^4 - 4x^3 + x^2, rearrange to have like terms in order
-3x^4 +3x^4 - 2x^3 - 4x^3 +3x^2 + x^2, now simplify
0 -6x^3 + 4x^2

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3 years ago

Please help me quick ASAP!!

Crank

A hope this helps
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3 years ago

Read 2 more answers

rosa works north of her home. her husband works east they leave at the sane time. by the time rosa is 7 miles from home, the dis

Gennadij [26K]

This problem requires the Pythagorean therom.

The distance between them is 7.