Use your calculator to calculate f(-3.58) if f is the function given by the formula f(x)=-8.7x+0.8 Express your answer as a real number accurate to two decimal places.

Im not sure how to set this up?

Please explain. Thank you!

Question

Use your calculator to calculate f(-3.58) if f is the function given by the formula f(x)=-8.7x+0.8 Express your answer as a real number accurate to two decimal places.

Im not sure how to set this up?

Please explain. Thank you!

mathmath333 · Answer

just put f(x)=-8.7x+0.8

x=-3.58

mathmath333 · Answer

=-8.7*-3.58+0.8=?

kj4uts · Answer

so like this f(x)=-8.7(-3.58)+0.8

mathmath333 · Answer

yes calculate that with calculater

kj4uts · Answer

31.946

mathmath333 · Answer

corect

kj4uts · Answer

@mathmath333 thank you, so would 31.95 be considered a real number accurate to two decimal places.

mathmath333 · Answer

yes

kj4uts · Answer

ok thank you very much for you time and help!