Question Simplify the expression a4−4r4 Evaluate a4−r4×4Solution a4−4r4 Show Solution Factor the expression (a2−2r2)(a2+2r2) Evaluate a4−r4×4Use the commutative property to reorder the terms a4−4r4Rewrite the expression in exponential form (a2)2−(2r2)2Solution (a2−2r2)(a2+2r2) Show Solution
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