For a vertical projectile, the equation of motion is expressed h(t)=g+bt+c, where g is gravity, b is the initial upward velocity, and c is the starting height. The maxima of this equation is given by -b/2g, which in this case would be -56/-32, or 1.75 seconds after launch
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Answer:
<em>The value of b is</em><em> 8</em><em>.</em>
Step-by-step explanation:
The given function is,

The given data is,

i.e when the value of x is -2, then the value of the function is -14.
Putting all the values,




Therefore, the value of b is 8.
Answer:
<em>1</em><em>7</em><em>,</em><em>1</em><em>2</em><em>8</em>
Step-by-step explanation:
<u>p</u><u>o</u><u>r</u><u>q</u><u>u</u><u>e</u><u> </u><u>1</u><u>7</u><u>,</u><u>1</u><u>2</u><u>8</u>
<u>por</u><u>que</u><u> </u><u>2</u><u>,</u><u>1</u><u>4</u><u>1</u><u> </u><u>x</u><u> </u><u>8</u><u> </u><u>=</u><u> </u><u>1</u><u>7</u><u>,</u><u>1</u><u>2</u><u>8</u>
<u>e</u><u>spero</u><u> ter</u><u> ajudado</u><u> e</u><u> bons</u><u> estudos</u>