Answer:
(4.3x10^3)^2
= 18.49 x 10^6
= 1.849 x 10^7
Hope this helps you!
B on edu2020
Step-by-step explanation:
in simplist form it should be 3x+16
(a): 46 degrees
(b): 63 degrees
(c): 27 degrees
(d): 60 degrees
