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Earn +20 ptsQ: Is x2 plus x-42 prime
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Continue Learning about Basic Math
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
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