hanz73
11.03.2020 •
Mathematics
Rectangle WXYZ has vertices W(−2, −3), X(−2, 1), Y(4, 1), and Z(4, −3). Use these coordinates to answer any questions that follow. If the rectangle is dilated by a scale factor of 3 with respect to the origin, what will be the new location of point X? A. (−6, 3) B. (1, 3) C. (−5, 4) D. (1, 4)
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Ответ:
The correct option is option A.
Step-by-step explanation:
Given that, rectangle WXYZ has vertices W(-2,-3) , X(-2,1), Y(4,1) and Z(4,-3)
The rectangle is dilated by a scale factor of 3 with respect to the origin.
It means we multiply each coordinate by the scale factor of 3.
Therefore the new location of W, X, Y and Z are
W'(-6,-9), X'(-6,3), Y'(12,3) and Z'(12,-9)
Therefore the new location of X will be (-6,3).
Ответ:
Step-by-step explanation:
4(2x+3)-5y
=8x+12-5y
Sum means addition: 2x+3
Term: Term could be a single number , variable, or the product of both. we have 8x, 12,-5y
Product ( multiplication): we have 4(2x+3), 2 multiplied by x(2x), 5y
Factor(part of a product : factor of 8x=8, x, 2 and 4
Factor of -5y=-5 and y
Factor of 12=2,4,6
Quotient ( it is the result obtained by dividing one quantity by another)= Not present in the expression. The expression doesn't have a division
Coefficient : is a number which is in product with variable.
Coefficient of 8x=8
Coefficient of -5y=-5
Coefficient of 12=12