Express the vector as a product of its length and direction. -
i - 
j + 
k
A. 
B. 
C. 
(-i - j + k)
D. 
Answer: A
Mathematics
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Determine whether the given function is one-to-one. If so, find a formula for the inverse.f(x) = 5x2 + 5, x ? 0
A. Not a one-to-one function
B. f-1(x) = 
C. f-1(x) = 
D. f-1(x) = 
Mathematics
Given r(t) = 7t²i+4t³j.
 Figure 3.png)
Mathematics
Provide an appropriate response.Is it true that the product of two binomials (-9x + 7)(-9x - 7) is equal to 
A. True B. False
Mathematics
Factor and simplify the algebraic expression.(x + 6)2/5 - (x + 6)12/5
A. (x + 6)(- x2 - 12x + 35) B. (x + 6)((x + 6)2/5 - (x + 6)12/5) C. (x + 6)12/5 ((x + 6)1/6 - 1) D. (x + 6)2/5 (- x2 - 12x - 35)
Mathematics