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This quadratic equation has no solutions because its discriminant is less than zero.
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Earn +20 ptsQ: What is the answer to x2-9x plus 21 equals 0?
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What is the property of 21 plus 0 equals 21?
identity
3 x 7 plus y equals 21?
3 x 7 + 0 = 21
Find the answers in 4x plus 3y equals 12 7x plus 3y equals 21?
x = 3 and y = 0
X4 plus 10x2 plus 21 equals 0?
10x2 +4x + 21 = 0=> 4*x +10*x^2 +21 = 0Complex roots:Root 1: -0.2-1.435 * iRoot 2: -0.2+1.435 * i
What is 21-21 plus 21-21 plus 21?
(21-21)+(21-21)+21 = 0+0+21 = 21
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