<span>arctan(2x) = -1 radian
</span>⇒ 2x = tan(-1)
⇒ 2x = -1.5574
⇒ x = -1.5574/2
⇒ x = - 0.7787<span>
</span>
Answer:
$48
Step-by-step explanation:
80 x 0.4 = 32
80 - 32 = 48
Hoped it Helped :-)
Answer:
SA= 28 in^2
V= 14 in^3
Step-by-step explanation:
circumference= 2πr
9.4 = 2πr
r = 1.496
surface area of a ball = 
= 
=28 in^2
volume of a ball= 
= 
=14 in^3
Answer
0.126 x 3.4 = 0.4284 or rounded 42.8
384 would be your answer. Hope this helps!