shoafmckenzie5263
06.10.2019 •
Mathematics
Solve 4r2 – 7 = 29.
a. +-6
b. +-3
c. +-4
d. +-5
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Ответ:
+7 both sides
4r^2=36
÷4 both sides
r^2=9
square root both sides
r=+/-3 B
Ответ:
Answers:
1.7
Step-by-step explanation: