Asked by Fiona
1.) Which of the following inequalities is true for all real values of x?
a.) x^3≥^2
b.) 4x^2≥2x^2
c.) (3x)^2≥4x^2
d.) 2(x-3)^2≥2x^2-3
2.) Which following inequalities is true for all real values of x?
a.) x^5≥x^4
b.) 5x^2≥2x^3
c.) (5x)^2≥4x^2
d.) 3(x-2)^2≥3x^2
a.) x^3≥^2
b.) 4x^2≥2x^2
c.) (3x)^2≥4x^2
d.) 2(x-3)^2≥2x^2-3
2.) Which following inequalities is true for all real values of x?
a.) x^5≥x^4
b.) 5x^2≥2x^3
c.) (5x)^2≥4x^2
d.) 3(x-2)^2≥3x^2
Answers
Answered by
Steve
clearly, it's b and c
try dividing out the x^2 factor
try dividing out the x^2 factor
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