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Is x2 plus x-42 prime

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Anonymous

∙ 15y ago
Updated: 4/28/2022

No, as it has two factors, (x - 6)(x + 7)

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∙ 15y ago
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Why is x2 plus 9 prime?

It's not. For example, 52 + 9 = 34, which is not prime.


What is the LCM of x2 plus 16x plus 64 and x2 plus 3x-40?

x2 + 48x + 320


Factor x2 plus 6x plus 8?

x2 + 6x + 8 = (x + 4)(x + 2)


How do you factor x to the fourth power plus x squared plus 1?

(x2 - x + 1)(x2 + x + 1)


How do you factor x3 plus x2-3x-3?

x3 + x2 - 3x - 3 x(x2 + x - 3) - 3

Related Questions

Why is x2 plus 9 prime?

It's not. For example, 52 + 9 = 34, which is not prime.


Factor the polynomial. If it is prime type PRIME. x2 plus 5x plus 4?

It is: (x+1)(x+4) none of which are prime numbers


Is 100 plus x2 prime?

It depends on x:100 + 132 = 269 which is prime100 + 52 = 125 which is not prime


What is x2 plus x2 plus x2?

x2 + x2 + x2 = (1 + 1 + 1)x2 = 3x2


What is X2 plus X2?

x2 + x2 = 2x2


What is 3x4 plus 5x3 plus x2 - 5 divided by x 2?

3x4 plus 5x3 plus x2 - 5 divided by x 2 =[(3x4) + (5x3) + (x2 - 5)]/x2 =(12 + 15 + x2 -5)/x2 =(27 - 5 + x2)/x2 =(22 + x2)/x2


What is the LCM of x2 plus 16x plus 64 and x2 plus 3x-40?

x2 + 48x + 320


What does x2 plus x2 equals?

x2 + x2 = 2x2


X plus 4 x plus 2 simplfied?

x4 +x2 =x2 (x2+1)


What is 4x2 plus x2?

4x2 + x2 = 8 + x2


What is the factor of x3 plus x2 plus 4x plus 4?

x3 + x2 + 4x + 4 = (x2 + 4)(x + 1)


Is x2-16y2 a prime?

No.

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