Answer:
x = 4 1/2
Step-by-step explanation:
To get to minus 1/2 from plus 2 you would subtract 2 1/2 from 2.
To arrive at x you would add 2 1/2 to 2.
The result is a progression of: 4 1/2, 2, - 1/2
(4 1/2 minus 2 1/2 = 2; 2 minus 2 1/2 = - 1/2)
Answer:
t=4 seconds
Step-by-step explanation:
The height of the water jacket that is projected vertically upward is given by the equation:
We want to find the time that, the rocket reaches the ground.
When the rocket reaches the ground, the height , h becomes 0.
This implies that:
Subtract 20 from both sides:
Divide through by -5;
Take square root:
l
Therefore the feasible time is after 4 seconds.
Round to the nearest ten million<span>: Find the </span>ten<span> millions digit (1). Look at the number to its right (9). Because it is between 5 and 9, add one to the </span>ten<span> millions digit to make it 2.</span>
Answer:
2root3
Step-by-step explanation:
root27= root 3 x root9
= root3 x 3 -root3
= 3root3-1root3
= 2root3
Answer:
5(2z +9)
Step-by-step explanation:
factor out 5 of 10z +45