Solving quadratic equation by factoring.
Solve for the solution set of the given Q.E.(Quadratic Equation) & Check!!!
1.) x^2-2x=3
2.)4x^2-32x= -28
3.)b^2+4b-21=0
4.)t^2+10t= -9
5.)m^2+7m-51/4=0
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Answered by
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Hey buddy here is ur answer !!!
1) Q.E ; b^2 - 4ac
a = 1 , b = -2 , c = -3
→ (-2)^2 - 4 (1) (-3)
→ 4 - 4×-3
→ 4 -(-12)
→ 4+ 12
→ 16
2) a=4 , b= -32 , c = 28
→ (-32)^2 - 4 (4) (28)
→
1) Q.E ; b^2 - 4ac
a = 1 , b = -2 , c = -3
→ (-2)^2 - 4 (1) (-3)
→ 4 - 4×-3
→ 4 -(-12)
→ 4+ 12
→ 16
2) a=4 , b= -32 , c = 28
→ (-32)^2 - 4 (4) (28)
→
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2
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