Solving - Square Roots #3

Solve for w.
2(w + 1)² = 72

• w = 6, -6
• w = 5, -7
• w = 5, -5
• w = 5

Tags

CCSS.HSA-REI.B.4B

Solve for k. 
-2(k -1)² - 4 = -36

• k = 5, -3
• k = 4, -4
• k = 4
• k = 5

Tags

CCSS.8.EE.A.2

Solve for m. 
-2(m - 7)² = -98

• k = 14, 0
• k = 4, -4
• k = -14
• k = 0, 4

Tags

CCSS.HSA-REI.B.4B

Solve for x;
5(x - 8) ² = 125

• {3, 13}
• {33, 18}
• {-3, 10}
• no solution

Tags

CCSS.HSA-REI.B.4B

Solve for x;
4(x + 9) ² = 144

• {-3, -15}
• {3,-3}
• {3, 15}
• so solution

Tags

CCSS.HSA-REI.B.4B