Provide an appropriate response.Is it always true that c + (a ? b) = (c + a)(c + b), where a, b, and c are real numbers? If not, provide an example that shows the statement is false.
What will be an ideal response?
It is not true. 3 + (4 ? 5) ? (3+4)(3+5)
Mathematics
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Find the linear approximating polynomial for the function centered at a.f(x) = tan x, a = ?
A. p1(x) = x + ? B. p1(x) = x - ? C. p1(x) = x - 4? D. p1(x) = 4x - ?
Mathematics
Solve the first-order linear system: x? = ?4x ? 5y, y? = ?x
What will be an ideal response?
Mathematics
Find the length of the latus rectum of the parabola.Focus: (2, 0); vertex (8, 0).
A. 6
B. 24
C. 12
D. 
Mathematics
The standard deviation for a random variable with probability density function f and mean ? is defined 
Find the standard deviation for an exponential density function with mean 10.
a. 3.3 b. 2 c. 5 d. 2.5 e. 10
Mathematics