Answer:
Step-by-step explanation:
Total red haired students = 15+5 = 20
Boys = 15
<u><em>Fraction:</em></u>
=>
<u><em>In simplest form:</em></u>
=>
Quadrant IV
at quadrant IV, sinA is negative value while cosA is positive value
Answer:
5/4
Step-by-step explanation:
Using coordinates (10,0) and (90,100)
Slope m = (y2-y1)/(x2-x1)
m = (100 - 0)/(90 - 10) = 100/80 = 10/8 = 5/4
3*-3^2+5*-3-14
3*-9+(-15)-14
-27+-15-14
-42-14
-56