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aalyn
[17]
3 years ago
5
Find the value of 21 + 4(3/\2 - 5). The two after the three is an exponent.
Mathematics
Answer
Comment
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2
answers:
Yuri
[45]
3 years ago
8
0
First. distribute and multiply the the 4 to the 3^2 and the -5
so then it becomes 21+ 36 - 20
second. add and subtract that
answer is: 37
Send
emmasim
[6.3K]
3 years ago
4
0
Use PEMDAS - order of operations
First work out the the parentheses:-
21 + 4(3^2 - 5)
= 21 + 4(9 - 5)
= 21 + 4*4 Now the multiplication:-
= 21 + 16
= 37
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