does it matter to change the series of answers obtained by addition and subtraction of algebraic expressions??? plz tell.For example 4x²-9xy+7y²-10 becomes 4x²+7y²-9xy-10. I simply mean does changing the terms can change the value of answer.
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Step-by-step explanation:
The product of two factors with like signs is positive, and the product of two factors with unlike signs is negative.
(ii) if x is a variable and m, n are positive integers, then
(xᵐ × xⁿ) = xm+nm+n
Thus, (x³ × x⁵) = x⁸, (x⁶ + x⁴) = x6+46+4 = x1010, etc.
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