1.

9y sqare minus4y minus 13

Answer»

Answer:

y= 13/9

y=-1

Step-by-step explanation:

9y sqare MINUS4Y minu

s 13

ATQ

9y^2-4y-13

to solve this , we MAKE factor

that plis nd minus krne par 4 aaye and MULTIPLY se 117

117 because 13 ×9 first nd LAST ki multiply

9y^2 -13y+9y-13

y(9y-13)+1(9y-13)

(9y-13) (y+1)

(9y-13) =0

9y=13

y= 13/9

(y+1)=0

y=-1



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