Answer:
150 pens
Step-by-step explanation:
1. 75% = 0.75
2. 200 * 0.75 = 150 pens
Answer:
a. ∫ xSinx dx
iii. integration by parts
u =x and dv= sinx
b. ∫ x⁴/(1+x³). dx
ii. neither
Long division is an option here before integration is done
c. ∫ x⁴. e^x³. dx
i. substitution
where u = x⁵
d. ∫x⁴ cos(x⁵). dx
i. substitution
where u = x⁵
e. ∫1/√9x+1 .dx
i. substitution
where u = 9x+1
The correct answer is, ABCD has four congruent angles.
Answer:
x=20
Step-by-step explanation:
45+4x=6x+5
45=2x+5
40=2x
20=x
x=20
Step-by-step explanation:
Surface area of cubic cell

Ratio of surface area to volume of imaginary cubic cell
