Answer:
f=3
Step-by-step explanation:
The intervals means that angle f is between the quadrant 1.
Using that, we can use this identity

where x+y=90




Answer:
you just need to multiply 84 x 29
Step-by-step explanation:
you just need to multiply 84 x 29
Answer:
ñ
Step-by-step explanation:
ññññññ
ñññññññññññññññññññññ
Answer:
x = -2
Step-by-step explanation:
7x -6y = -20
y=1
7x - 6 = -20
7x = -14
x = -2
<span>F(x)=3x+5/c
</span>F(a+2)=3(a+2)+5/c
or
F(a+2)=3a + 6 + 5/c