Ответ:
12
Решение:
√7(5√7+8)-(√7+4)² = √7*5√7+8√7-(√7²+2*√7*4+4²)=5*7+8√7-(7+8√7+16)=
35+8√7-7-8√7-16=12
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Ответ:
12
Решение:
√7(5√7+8)-(√7+4)² = √7*5√7+8√7-(√7²+2*√7*4+4²)=5*7+8√7-(7+8√7+16)=
35+8√7-7-8√7-16=12