Carranzae559 Carranzae559

03-04-2020
Mathematics

contestada

W^2-8w=9 complete the square and round to the nearest hundredth if necessary

Respuesta :

johnsong14306 johnsong14306

03-04-2020

Answer:

w = 7, 1

Step-by-step explanation:

A perfect square is shown by a²-2ab+b²

If you substitute the question into the formula you get:

w²-(2×4×w)+4²

Simplify and you get:

w²-8w+16=9

Factor:

(w-4)²=9

Square Root both sides:

w-4=±3

w=7, w=1

Answer Link

Otras preguntas

How many kilometers are in a meter

What technology is involved in gathering or using fossil fuel

Was the devastation of Pearl Harbor a result of American unpreparedness, or of superior Japanese planning?

Which if the following does not accurately describe movement within plants?

Sperm is NOT transported through which part of the female tract? Cervix Uterus Oviduct Bladder

At what points does the curve r(t) = ti (6t − t2)k intersect the paraboloid z = x2 y2? (if an answer does not exist, enter dne.)

Occurs when two waves combine to make a wave woth larger amplitude

The table shows the height of a plant as it grows. What equation in point-slope form gives the plant’s height at any time? Let y stand for the height of the pla

Multiple choice biology question need help ASAP

identify what property ( Commutative identity distributive, or associative) is used.A. Y• 7 = 7y B. 3y + (7+2y) = (3y +7) + 2yC. Y + 0 = Y D. 2 (x + 5 ) = 2x +