Find percent notation.7

A. 0.7%
B. 350%
C. 700%
D. 0.07%


Answer: C

Mathematics

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Use the graph to determine how close x must be to x0 in order that f(x) is within ? of L. Your answer should be of the form "If x is within ___ of ___, then f(x) is within ____ of ___ ."   

A. If x is within 0.0427 of 2, then f(x) is within 0.25 of   .
B. If x is within 0.3875 of 2, then f(x) is within 0.25 of   .
C. If x is within 0.3125 of 2, then f(x) is within 0.25 of   .
D. If x is within 0.25 of 2, then f(x) is within 0.3875 of   .

Mathematics

?19 ?b AExpress angle A in terms of b. Use one of the inverse trig functions tan-1, sin-1, or cos-1.

A. A = sin-1 
B. A = tan-1 
C. A = cos-1 
D. A = sin-1 

Mathematics

Solve.4x2 - 9x + 7 = 0

A.
B.
C.
D.

Mathematics

Write the conjugate  of the complex number z. Then find z.z = 1 - 9i

A.  = 1 + 9i, z = 82
B.  = 1 + 9i, z = -80
C.  = 1 + 9i, z = 1 - 81i
D.  = 1 + 9i, z = 1 - 81i2

Mathematics