Answer:
4 + 3i
Step-by-step explanation:
i = sqrt(-1)
sqrt(-9) = 3 * sqrt(-1) = 3i
The 4 remains the same
4 + 3i
Easy you multiply 4 times 7 which equals 28 so the answer is 4/7=16/28
Answer:
X=2 & X=6
Step-by-step explanation:
If you graph the equation (I recommend using desmos) you can see that X equals 2 & 6.
If we use 22/7 as pi we can say...
22/7 / 90 =
22/7 x 1/90 =
22/630 = 11/315 (in fraction form)
11/315 is the same as saying 11 divided by 315 which would work out to
about .035 rounded to the nearest thousandth