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What is the value of the discriminant for the quadratic equation 2a2 7a 3 0?
Wiki User
∙ 11y ago
The discriminant is b^2-4ac.
So, b=7, a=2, and c=3.
7^2=49-4(2)(3)=49-24=25.
So the discriminant is 25.
Wiki User
∙ 11y ago
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Twice the square of a increased by the square of two a?
2a2+2a2 = 4a2
What is 2a2-13a plus 15 equal when factored?
2a2 - 13a + 15 = (2a - 3) (a - 5)
What does 2a times an equal?
2a2
A3 - 2a2 plus 4a - 8?
a3 - 2a2 + 4a - 8 = a2(a - 2) + 4(a - 2) = (a - 2)(a2 + 4)
What is 5a3-45a equals -2a2 plus 18?
5a3-45a=-2a2+18 5a(a2-9)=-2(a2-9) 5a=-2 a=-2/5
What is 2a2-46a plus 2520?
It is a quadratic expression which can't be factored because its discriminant is less than zero.
Twice the square of a increased by the square of two a?
2a2+2a2 = 4a2
What is the factored form of 2a2 33a 136?
2a2+33a+136 = (2a+17)(a+8) when factored
What is 2a2-13a plus 15 equal when factored?
2a2 - 13a + 15 = (2a - 3) (a - 5)
What does 2a times an equal?
2a2
A3 - 2a2 plus 4a - 8?
a3 - 2a2 + 4a - 8 = a2(a - 2) + 4(a - 2) = (a - 2)(a2 + 4)
Simplify 3a4-2a2 plus 5a-10 - 2a4 plus 4a2 plus 5a-2 equals?
3a4 - 2a2 + 5a - 10 - 2a4 + 4a2 + 5a - 2 = a4 + 2a2 + 10a - 12 = a4 + (2a - 2)(a + 6)
What are the factors of 4a2-62?
2(2a2 - 31)
What is the square root of a squared plus a squared equal?
sqrt(a2 + a2) = sqrt(2a2) = sqrt(2)*sqrt(a2) = sqrt(2)*asqrt(a2 + a2) = sqrt(2a2) = sqrt(2)*sqrt(a2) = sqrt(2)*asqrt(a2 + a2) = sqrt(2a2) = sqrt(2)*sqrt(a2) = sqrt(2)*asqrt(a2 + a2) = sqrt(2a2) = sqrt(2)*sqrt(a2) = sqrt(2)*a
What is 5a3-45a equals -2a2 plus 18?
5a3-45a=-2a2+18 5a(a2-9)=-2(a2-9) 5a=-2 a=-2/5
What is 2a a?
If you mean 2a times a and a is a variable, the answer would be 2a2.
What does a squared plus a squared equal?
a2 + a2 = 2a2
