Calculate the circumference of the circle. Use 3.14 = ?


C) 48.67 cm

Mathematics

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Divide.

A. x2 - 5x - 3 B. -2x2 + 5x + 3 C. -2x2 + 3 D. x2 + 5x + 3

Mathematics

Use the Gauss-Jordan method to solve the system of equations. If the system has infinitely many solutions, give the solution with y arbitrary.4x - 2y - 10 = 08x + y - 25 = 0

A. ?
B.
C.
D.

Mathematics

Solve the equation on the interval [0, 2?).(tan x + 1) (cos x + 1) = 0

A. , 2?
B. 0, 
C. 0, 
D. , ?, 

Mathematics

Find all the zeros of the function and write the polynomial as a product of linear factors. ? y4 - 2401 ?

A. ±7; (y - 7)(y + 7) B. ±7, ±7i; (y - 7)(y + 7)(y - 7i)(y + 7i) C. 7, 7i; (y + 7)(y + 7)(y - 7i)(y - 7i) D. ±7i;(y - 7i)(y + 7i) E. ±7, ±7i; (y - 7)(y - 7)(y + 7i)(y + 7i)

Mathematics