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awrgiAg
19.09.2019 •
Mathematics
Need !
(i dont know if i have the last two in the correct spaces, but im pretty sure on the last one)
~but , and say which one goes to which blank. you. : )
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Ответ:
17*24=408, and 408 divided by 100 is 4.08 1.7*2.4 also equals 4.08
One-tenth of 24 is 408÷170
24 divided by 10 is 2.4 408÷170 is also 2.4
One hundred times 24 is 408÷0.17
24*100=2400 408/0.17 is also 2400 (Double check: 2400*0.17=408)
Ответ:
None of the above
Step-by-step explanation:
A. b ≠ 0
B. Solve for b:
-7/(2 b) = (2 b)/7
Cross multiply:
-49 = 4 b^2
-49 = 4 b^2 is equivalent to 4 b^2 = -49:
4 b^2 = -49
Divide both sides by 4:
b^2 = -49/4
Take the square root of both sides:
b = (7 i)/2 or b = -(7 i)/2