Solving Quadratics by Anne Anderson

Mrs. A's Room (example)

aanderson591 — 2025-09-17 15:23:52 UTC

3(x+4)^2=15

We...divided both sides by 3. We took the square root of both sides. We subtracted 4 on both sides and got 2 answers.

X = -4 plus or minus the square root of 5

using our Desmos calculator ...we got decimal answers above

aanderson591 — 2025-09-17 17:47:58 UTC

Room 2: William Moore, A'Jah Brown-Royston, Shelby Meadows, Yahsheva Laberge

2025-09-17 19:38:12 UTC

m a t h

2025-09-17 19:40:26 UTC

2(x+4)^2=18

we divided 2 both sides

which is 9

9 squarerooted is 3

x+4=-3

x+-4=-3

-7

2025-09-17 19:40:51 UTC

question 1 answers:

x1=-7

x2=-1

queustion 2 answers:

x=+or- to √41

2025-09-17 19:41:23 UTC

2(x + 4)^2 = 18. We divided both sides by 2, We took the square root of both sides, x+4 = +/- 3 we subtracted 4 on both sides and got 2 answers. x = -1 and x = -7