Answer:
upward
Step-by-step explanation:
y=4x²+4
Look at the coefficient of x²
If it is positive, it opens upward, IF it is negative, it opens downward.
In this case, the x² coefficient is +4, hence it opens upward
(see attached for plot)
Answer:
Step-by-step explanation:
the answers c
C because 19x899 equals 17081
(81^-0.25)^3 = ( 1 / (81^0.25) )^3
<span>81^.025 is the 4th root of 81 which is 3 </span>
<span>Therefor </span>
<span>( 1 / (81^0.25) )^3 = (1/3)^3 </span>
<span>(1/3)^3 = 1/27 <-----
Hope I Helped You!!! :-)
Have A Good Day!!!</span>