Graph the pair of parametric equations by hand, using values of t in [-2,2]. Make a table of t-, x-, and y-values, using t = -2, -1, 0, 1, and 2. Then plot the points and join them with a line or smooth curve for all values of t in [-2,2]. Do not use a calculator.x = -t2 + 3, y = t - 3
What will be an ideal response?
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Write an equivalent fraction satisfying the stated condition.
; numerator = 51
A. 
B. 
C. 
D. 
Factor by grouping.20x6 - 25x3 - 16x3 + 20
A. (20x3 + 4)(x3 + 5) B. (5x6 - 4)(4x - 5) C. (5x3 + 4)(4x3 + 5) D. (5x3 - 4)(4x3 - 5)
Provide an appropriate response.Tell whether the statement is true or false. If it is false, give the correct answer. Explain your answer. The easiest way to simplify the expression 3
is to multiply both the numerator and denominator of 
by 
.
What will be an ideal response?
Solve the problem.An artifact is discovered at a certain site. If it has 76% of the carbon-14 it originally contained, what is the approximate age of the artifact? (carbon-14 decays at the rate of 0.0125% annually.) (Round to the nearest year.)
A. 2195 yr B. 1920 yr C. 953 yr D. 6080 yr