Solve the following equations by using the general formula, if the equation has a solution in R : (1)x2+6x+5=0 (2)x2−3x−4=0 (3)5x2+8x+3=0 (4)5x2−3x−2=0 (5)3x2+5√2x−2=0 (6)x2+5x+3=0 (7)9x2+6x+4=0 (8)48m2−13m−1=0
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Q3
If (3,-2) is a solution of the equation 3x−py−7=0 the n the value of p is