Answer:
Step-by-step explanation:
-2x²-3x+8=0
disc.=b²-4ac=(-3)²-4(-2)(8)=9+64=73>0
it has two real irrational solutions.
Answer:
g= -4
Step-by-step explanation:
-5g = 20
<u>Divide the -5 to both sides</u>
-5g / -5 = 20/ -5
<u>both -5 cancel out and g is left alone</u>
<u>20/-5 = -4</u>
<u>g= -4</u>
Since the area of a triangle is 1/2 base times height it would be 50
Answer:
Step-by-step explanation:
40 = 5d
-Divide 5 by both sides by 5 which cancels 5 and leaves d but, then divide 40 by 5 which gives you 8.
D=8
-The information missing is how many gallons of gas he use in a day.
Answer:
Find the area of the base of the cylinder using A = (pi)r 2 . Subtract your answer from the 80 square inches for the cube and the area of the cylinder. 4. Add the surface areas of each figure to get the total area of the composite figures.
