Answer:
A. x = -2
Step-by-step explanation:
2x² + 7x + 6 = 0
2(-2)² + 7(-2) + 6 = ?
8 + -14 + 6 = 0
Answer:
See below ~
Step-by-step explanation:
<u>(a) Mean of the data</u>
- 2.4 + 1.6 + 3.2 + 0.3 + 1.5 / 5
- 9/5
- <u>1.8</u>
<u></u>
<u>(b) New mean after each data point increased by 10</u>
- 12.4 + 11.6 + 13.2 + 10.3 + 11.5 / 5
- 59/5
- <u>11.8</u>
<u></u>
<u>(c) New mean after each data point doubled [from (b)]</u>
- 24.8 + 23.2 + 26.4 + 20.6 + 23 / 5
- 118/5
- <u>23.6</u>
74.6 - 54.5 = 20.1
20.1/2 = 10.05
54.5/74.6 = 0.731 (rounded)
Apple makes 10.05 billion more every year. The percent growth rate is about 73.1% a year.
The answer is in the picture
Answer:
1 out of every 5 throws were strikes.
Step-by-step explanation:
20% is one fifth of 100%.