Algerbia Question?

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If K=3 what ti the value of 2Kby the power of 2 - 5K-10

2006-10-15 08:57:56 · 3 answers · asked by TJ 1 in Science & Mathematics ➔ Mathematics

K=3

2-5(3)-10 = -23

Find:

2(3)^-23

= 1.26 x 10^-18

Regards,

Mysstere

2006-10-15 09:04:27 · answer #1 · answered by mysstere 5 · 0⤊ 0⤋

K=3
2k^2-5K-10=2(3)^2-5*3-10
18-15-10=-7

2006-10-15 09:10:32 · answer #2 · answered by yupchagee 7 · 0⤊ 0⤋

=6^(-23) = 1/(6^23)

2006-10-15 09:08:34 · answer #3 · answered by ? 7 · 0⤊ 0⤋