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Ilya [14]
3 years ago
14

(3√7 +5)^2 simplify the problem to its simplest form.

Mathematics
1 answer:
klasskru [66]3 years ago
5 0

Answer:

88 + 30\sqrt{7} \\

Step-by-step explanation:

Expand to make easier:

(3\sqrt{7} \\ + 5) x (3\sqrt{7} \\ + 5)

FOIL:

9(7) + 15    \sqrt{7} + 15\sqrt{7} + 25

Simplify:

63 + 30\sqrt{7} + 25

88 + 30\sqrt{7}

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