Expand the brackets and simplify. (x+ 4)^2 + 5(3x+ 2)
Added by Joshua C.
Step 1
First, we need to expand the square of the binomial (x+4)^2 using the formula (a+b)^2 = a^2 + 2ab + b^2: (x+4)^2 = x^2 + 2(4)x + 4^2 (x+4)^2 = x^2 + 8x + 16 Show more…
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