What is the value of the expression below? (9 divided by 3) + 4 (6 minus 7) –7 –1 7 20
2 answers:
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Answer:
Step-by-step explanation:
√a^4 is the same as:
√a × √a × √a × √a
group them as 2 pairs of
(√a × √a) × (√a × √a)
which makes
a × a
which is the same as