nnamdi
15.09.2021 •
Mathematics
7(2 + 3) − 4 · 2 2
the second two is up in the air fyi
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Ответ:
19
Step-by-step explanation:
7(2 + 3) − 4 · 2² ← like that right so
parenthesis first add the numbers up↓
7(5) - 4 · 2²
write number in exponential form↓
7(5) - 2²· 2²
multiply↓
35 - 2² · 2²
calculate the product↓
35 - 2⁴
evaluate the power↓
35-16
then subtract↓
19
Ответ: