7√7
using the ' rule of radicals '
• √a × √b ⇔ √ab
simplifying the radicals
√28 = √(4 × 7 ) = √4 × √7 = 2√7
√63 = √(9 × 7) =√9 × √7 = 3√7
√112 = √(16 × 7 ) = √16 × √7 = 4√7
substituting into the expression
3(2√7) - 5(3√7) + 4(4√7) = 6√7 - 15√7 + 16√7 = 7√7
Answer:
4 years
Step-by-step explanation:
Look for the year where the green bar is higher than the red bar.
You normally use pie in equation that had the circumference or radius or diameter. !<span />
Answer:
the x intercept would mean the number of days and y would mean the amount theyre making
Step-by-step explanation:
