Solve the system by graphing.
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What will be an ideal response?



Mathematics

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Answer the question.What does the digit 3 mean in the number 301,475?

A. 3 ten thousands B. 3 hundreds C. 3 thousands D. 3 hundred thousands

Mathematics

Simplify.-3 + 2(3 - 7)

A. 11 B. -11 C. -5 D. 5

Mathematics

Solve the problem.At a track meet, Russell ran the first heat of the 100-yd dash in 15.5 sec, Sergy in 15.8 sec, and Omar in 16.2 sec. In the second heat, they got 15.3 sec, 15.4 sec, and 15.7 sec. Write a 3 x 1 matrix giving the changes in times. If the changes repeat, who will win?

A.
[0.2 0.4 0.5], Sergy
B.
[-0.2  -0.4  -0.5], Russell
C.
, Omar
D.
, Sergy

Mathematics

Find the indicated cross product.v = i - 6j + 6k, w = 3i + 5j - kFind w × v.

A. -23i - 24j + 24k B. 31i + 9j + 21k C. 24i - 19j - 23k D. 19i - 24j - 23k

Mathematics