Habits of mind
reason richard is completing the square to solve the equation 2x2
he wrote: 2(x2 + 4x + 4) = 19 + what number should richard wri
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2x2 + 8x = 19.
vard write in the

the least common denominatore of 7 and 2 is 9

step-by-step explanation:

7+2=9

hello from mrbilldoesmath!

answer:

the domain is the set { -2, 0, 2, 3}

discussion:

the domain is the set of x values in the ordered pairs (x,y). taking the x, or first component, of each ordered pair gives   -2, 0, 2, 3.

you,

mrb

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