Provide an appropriate response.A student tries to solve 
= 
+ 2 by squaring both sides and gets 
Why is this not correct?
What will be an ideal response?
The squaring of 
+ 2 has cross terms that produce a 4
term.
You might also like to view...
Find the missing parts of the triangle.C = 113.9°a = 7.80b = 10.10
A. c = 15.1, A = 28.2°, B = 37.9° B. c = 18, A = 30.2°, B = 35.9° C. No triangle satisfies the given conditions. D. c = 20.9, A = 26.2°, B = 39.9°
Use the factor theorem to determine whether the first quantity is a factor of the second quantity.2x3 - 5x2 + 4x + 10, x + 2
A. No B. Yes
Expand and simplify the given expression by use of Pascal's triangle.
3
A. 
x6 + 
x3 + 64
B. 
x3 + 
x2 + 16x + 64
C. 
x3 + 
x2 + 64
D. 
x3 + 
x2 + 16x + 64
Find the mean for the given sample data. Unless otherwise specified, round your answer to one more decimal place than that used for the observations.Last year, nine employees of an electronics company retired. Their ages at retirement are listed below. Find the mean retirement age.52?67?6352?67?5868?54?54
A. 58.8 B. 58.0 C. 58.2 D. 59.4