Determine the constant that should be added to the binomial so that it becomes a perfect square trinomial. Then write and factor the trinomial.x2 + 
x
A. 
; x2 + 
x + 
= 
2
B. 
; x2 + 
x + 
= 
2
C. 
; x2 + 
x + 
= 
2
D. 
; x2 + 
x + 
= 
2
Answer: A
Mathematics
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Add in the indicated base.627 + 357
A. 1307 B. 2107 C. 1407 D. 1177
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Find the indicated probability.If you flip a coin three times, the possible outcomes are HHH, HHT, HTH, HTT, THH, THT, TTH, TTT. What is the probability of getting at least one head?
A. 
B. 
C. 
D. 
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Remove or add parentheses as indicated.Rewrite (x + y + z)(x - y) without parentheses.
A. x2 - y2 + xz - yz B. x2 - y2 + xz - yz - 2xy C. x2 - y2 + xz - yz + 2xy D. x2 + y2 + xz - yz + 2xy
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Find the x-intercepts.y = x2 + 5
A. no x-intercepts B. (5, 0) C. (0, 5) D. (5, 5)
Mathematics