Add the following expressions :
(i) 3x2 + 5x - 4; 8x - 2x2 +11
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Question :
Add the following expressions :
(i) 3x2 + 5x - 4; 8x - 2x2 +11
Solution :
(i) 3x2 + 5x - 4; 8x - 2x2 +11
= (3x²+5x-4)+(8x-2x²+11)
= 3x²+5x-4+8x-2x²+11
= 3x²-2x²+5x+8x-4+11
= x²+13x+7
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