Because the cos theta < 0 then theta must be an obtuse angle
so a^2 + b^2 < a^2
C
Hello :
<span>A) it is an even function because for all x in R :
f(-x) = 2(-x)²+1
= 2x²+1
f(-x) = f(x)</span>
Answer:
80 percent
Step-by-step explanation:
2 out of 10
the ten has to be turned into 100 to make it a percentage. so 10 times 10 is 100 and 2 also has to be multiplied by 10 which is 20. 100-20 is 80 which means 80 percent of his apples arent ripe.
