exam
Maths Puzzle
Numerical Ability
Use Property 1 to simplify the following radical expressions. Assume that all variables represent positive real numbers.
sqrt(50)
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exam Other Question
Which of the following coefficients cannot be zero if p(x) is a parabola and of the form p(x)= Ax^2 + Bx + C?
a. A
b. B
c. C
d. None of the above, A, B,and C can each have the value of 0
I'm trying to solve for all 4 variables, but I'm having trouble. Please Help!!
w+x+y+z=7
2w+x-y+2z=6
3w+2x+y-z=3
w-x-y-2z=-10