Answer:

Step-by-step explanation:

Using the identity,


so

Convert to degrees.

Answer:
Less than.
Step-by-step explanation:
Because they have the same denominator, you can ignore them and just look at the numerator. 4 < 6.
Answer:
f(x) crosses the x-axis, then
f(x)=(x+4)^6(x+7)^5 = 0
=> x+4 =0 or x+7=0
=> x =-4 or x = -7
Hello there.
<span>3/5t−4−7/10t=−2
t=-20</span>