To add fractions, find the lcd and then combine =13
Answer: uhhhh 4
Step-by-step explanation:
3 4 c d
Answer: 
<u>Step-by-step explanation:</u>
To find the tangent, you need to find the derivative with respect to x.
Then substitute x = 1 into the derivative.
Given: 0 = 2x² - xy - y²
Derivative: 0 = 4x - y' - 2yy'
Solve for y': 2yy' + y' = 4x
y'(2y + 1) = 4x


Answer:
V= 628.32
Step-by-step explanation:
Volume of cylinder
v = πr²
v = 22/7 x 21²
v = 1385.441 cm³