A projectile's height $h(t)$ above ground is a quadratic function of time $t$ in seconds since launched. Three values of the function are given in the table below.

What is the practical interpretation of $h(0)$ ?
A) It is the time it takes the projectile to hit the ground.
B) It is the initial speed of the projectile.
C) It is the height of the projectile above the ground the instant it is fired.
D) It is ground level.

Question

A projectile's height $h(t)$ above ground is a quadratic function of time $t$ in seconds since launched. Three values of the function are given in the table below.

What is the practical interpretation of $h(0)$ ?
A) It is the time it takes the projectile to hit the ground. 
B) It is the initial speed of the projectile. 
C) It is the height of the projectile above the ground the instant it is fired. 
D) It is ground level.

Quizplus · Accepted Answer

The Answer of A projectile's height $h(t)$ above ground is a quadratic function of time $t$ in seconds since launched. Three values of the function are given in the table below.

What is the practical interpretation of $h(0)$ ?
A) It is the time it takes the projectile to hit the ground. 
B) It is the initial speed of the projectile. 
C) It is the height of the projectile above the ground the instant it is fired. 
D) It is ground level.

A Projectile's Height h(t)h(t)h(t) Above Ground Is a Quadratic Function of Time

A Projectile's Height $h(t)$ Above Ground Is a Quadratic Function of Time