Provide an appropriate response.Kevin owns a total of 140 shares of stock split between two companies. If z represents the number of the higher-priced stock, then write an algebraic expression in terms of z for the number of shares of the lower price stock.
A. 70 shares
B. (z - 140) shares
C. (140 - z) shares
D. 
shares
Answer: C
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Solve.The general expression for the slope of a given curve is (ln x)2/x. If the curve passes through 
find its equation.
A. 2ln x + 7
B. 3ln x + 7
C. 
(ln x)2 + 7
D. 
(ln x)3 + 7
Solve the problem.Find the length of each side of the triangle determined by the three points P1, P2, and P3. State whether the triangle is an isosceles triangle, a right triangle, neither of these, or both.P1 = (-5, -4), P2 = (-3, 4), P3 = (0, -1)
A. d(P1, P2) = 2
; d(P2, P3) = 
; d(P1, P3) = 
both
B. d(P1, P2) = 2
; d(P2, P3) = 
; d(P1, P3) = 5
right triangle
C. d(P1, P2) = 2
; d(P2, P3) = 
; d(P1, P3) = 5
neither
D. d(P1, P2) = 2
; d(P2, P3) = 
; d(P1, P3) = 
isosceles triangle
Solve. 18x + 4 = 6x + 6
C) x = 6
D) x = 7
E) x = 8
Subtract.(7w4 - 8wz + 6wz2) - (4w4 + 3wz - 7wz2)
A. 11w4 + 11wz + 13wz2 B. 3w8 - 11w2z2 + 13w2z4 C. 3w4 - 11wz + 13wz2 D. 3w4 - 11w2z2 + 13wz2