give me answer please using identity
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a.= x²+ 14x+ 48
= x² + 8x + 6x + 48
= x ( x + 8) + 6 ( x + 8 )
= ( x + 8 ) ( x + 6 ) And
b. = y² + 12y -45
= y² + 15y - 3y - 45
= y ( y + 15 ) - 3 ( y + 15 )
= ( y + 15 ) ( y - 3 ) Ans
= x² + 8x + 6x + 48
= x ( x + 8) + 6 ( x + 8 )
= ( x + 8 ) ( x + 6 ) And
b. = y² + 12y -45
= y² + 15y - 3y - 45
= y ( y + 15 ) - 3 ( y + 15 )
= ( y + 15 ) ( y - 3 ) Ans
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