nd c. 1. 5x + x2 = -6 Standard form: a= b = - : 2. 3x²=7 - 2x Standard form: a = ; b = C = 7x= -² Standard form: a = b = C= - 25 = - 9x2 Standard form: a = b = C= =
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Step-by-step explanation:
1. 5x + x² = -6
Standard form: x² + 5x + 6 = 0
a = 1
b = 5
c = 6
2. 3x² = 7 - 2x
Standard form: 3x + 2x - 7 = 0
a = 3
b = 2
c = -7
3.) 7x = -x²
Standard form: x² + 7x + 0 = 0
a = 1
b = 7
C= 0
4.) - 25 = - 9x²
Standard form: 9x² - 25 = 0
a = 9
b = 0
C= -25