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 
.
Answer: B
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Express the expanded form as a Hindu-Arabic numeral.(1 × 108) + (7 × 103) + (7 × 1)
A. 100,007,007 B. 10,000,707 C. 1,007,007 D. 10,007,007
Find the area of the region that lies inside the first curve and outside the second curve.
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Use Cramer's rule to solve the system. If D = 0, use another method to complete the solution. 3x - 2y + 2z - w = 2 4x + y + z + 6w = 8-3x + 2y - 2z + w = 5 5x + 3z - 2w = 1
A. 
B. 
C. ?
D. 
Factor the trinomial completely. If the trinomial cannot be factored, say it is prime.2r6 - 6r5 - 20r4
A. (2r3 + 4)(r - 5) B. 2r4(r - 2)(r + 5) C. 2r4(r + 2)(r - 5) D. (2r3 + 10)(r - 2)