3 years ago

Factor the polynomial expression x^4 + x^2 − 20.

1 answer:

4 0

(x+2)(x-2)(x^2+5)
Hope this helps

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const2013 [10]

Answer: 10%

Step-by-step explanation:

The difference between his estimated and actual distance is 15 - 13.5 = 1.5

The percentage of error is the difference divided by the actual value.

1.5÷15 = 0.10

Converted to a percentage, it is 10%

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3 years ago

ruslelena [56]

The factorization: (x-9) (x+12) (AC method)

X intercepts: (9,0), (-12,0)
Y intercepts: (0, -108)

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3 years ago

Dovator [93]

I think d but im not sure

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poizon [28]

Answer:

y-intercept is (0, -21)

Step-by-step explanation:

For y-intercept, x = 0:

${ \sf{y + 11 = - 2(0 + 5)}} \\ { \sf{y + 11 = - 10}} \\ { \sf{y = - 21}}$

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3 years ago

Marat540 [252]

hey thanks for the point's i really needed them.. Cheers!

many

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3 years ago