Answer:
3:7
Step-by-step explanation:
-3+4x<=-11
No more than is <=
1 meter = 3.28 ft. 3
3.28 * 3.2 = 10.496
10.496 rounds up to 10.50
3.2 meters = 10.50 feet.
a)(2x+1)² - 3
4x² + 4x + 1 - 3
4x² + 4x - 2
4(-2)² + 4(-2) - 2
16 - 8 - 2
6 (final answer)
b) 4(3)² + 4(3) - 2
36 + 12 - 2
46 ( final answer)
c) 2(x²-3) + 1
2x² - 6 + 1
2(3)² - 5
18 - 5
13(final answer)
