cake202
cake202
24-02-2019
Mathematics
contestada
Please help with these answers!!
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sherry318
sherry318
24-02-2019
16)
y = 900 • 0.85^x
y = 900 • 0.85^(7)
y = 289 bears
17)
11x^-3y^-1
11(-1)^-3 • (2)^-1
11 • 1/-1^3 • 1/2^1
11 • 1/-1 • 1/2
11 • -1 • 1/2 = -11/2
18)
(5•10^-7)(8•10^-4)
40•10^-11
4•10^-10
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