Solve for 2x² + x = 10 *show your work
1 answer:
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Answer:
C
Step-by-step explanation:
do that with pithagoras:
20² + 4,5² = x²
400 + 20,25 = x²
420,25 = x²
x =
x ~ 20,5
Letter C: 20,5 feet
Answer:
C
Step-by-step explanation:
do that with pithagoras:
20² + 4,5² = x²
400 + 20,25 = x²
420,25 = x²
x =
x ~ 20,5
Letter C: 20,5 feet