Graph the parabola and label the vertex. Find the y-intercept.y = 4(x + 1)2 + 
A. vertex 
, y-intercept (0, -7.5)
B. vertex 
, y-intercept (0, 0.5)
C. vertex 
, y-intercept (0, 7.5)
D. vertex 
, y-intercept (0, 7.5)
Answer: C
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Find Dxy. y = e
A. 
e
B. e
C. e(1/2
)
D. 
Find the first five partial sums of the given series and determine whether the series is convergent or divergent. If it is convergent, then find its sum.
+ 
+ 
+ 
+ 
+ ...
A. 0.3333, 0.4000, 0.4286, 0.4444, 0.4545; convergent; 0.75 B. 0.3333, 0.4000, 0.4286, 0.4444, 0.4545; convergent; 0.4545 C. 0.3333, 0.4000, 0.4286, 0.4444, 0.4545; divergent D. 0.3333, 0.4000, 0.4286, 0.4444, 0.4545; convergent; 0.5
Use an Euler diagram to determine whether the argument is valid or invalid.Rational numbers are real numbers.Integers are rational numbers. Therefore, integers are real numbers.
A. valid B. invalid
Multiply and reduce answers to lowest terms. Write improper fractions as whole or mixed numbers.
? 
A. 
B. 
C. 
D. 