100 Things Every Homeowner Must Know: How to Save Money, Solve Problems and Improve Your Home

100 Things Every Homeowner Must Know: How to Save Money, Solve Problems and Improve Your Home

Matematika Jika fungsi f(x) = 9 – 5x dan f(a) = -6, maka nilai a adalah

Jika fungsi f(x) = 9 – 5x dan f(a) = -6, maka nilai a adalah

f(x) = 9 - 5x

f(a) = 9 - 5a

- 6 = 9 - 5a

- 5a = - 6 - 9

- 5a = - 15

5a = 15

a = 3

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