Answer:
784
Step-by-step explanation:
(30+4)(23+3)
<span>arccos (cos pi/2)=?
</span>cos pi/2=0, arccos (0)=?, we know that cos pi/2=0, so cos^-1 (o)= Pi/2, but cos^-1 (o)=arccos (0), so arccos (cos pi/2)=Pi/2
5(a -2)
Djkajksnsj (gay panic because the answer he to be more the 20 characters)
Answer:
Simplify the expression.
3x2/2
hope this makes sense lol
Step-by-step explanation:
Y = 18 x² + m x + 2
Exactly one x - intercept is for:
D = m² - 4 · 18 · 2 = 0
m² - 144 = 0
m² = 144
Answer:
m = -12 or m = 12
