Answer:
flip the inequality sign when multiplying or dividing on a negative number
Step-by-step explanation:
Hope this helped :]
sin x = cos 54 = sin (90-54) = sin 46
Hence x = 46 deg
Same technique. Sin 21 = cos (5x+9) = sin (90-5x-9)
81-5x = 21
Or 5x = 60
Or x = 12 deg
hope it helps
Answer:
Step-by-step explanation:j7/10. 7 divided by 10. And .7
I’ll do it, math or reading?
