A quadratic equation is a parabola and a linear equation is a straight line.
- Quadratic Equation is an equation in which the power of variable mostly x is two.
- Standard quadratic equation is
- Any linear equation have form like
- The moon has no atmosphere, no weather and no oceans of water. Its surface is in a perpetual vacuum.
- Because the moon's gravity is only one-sixth that of the Earth's gravity, Apollo astronauts had to risk of stumbling or falling.
- Astronauts on the moon were protected from the extreme temperatures by their spacesuits. The suits had several layers of insulating material covered by a highly reflective outer layer.
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Answer:
Explanation:
Given
balloon is rising with a speed of 
Person throws a ball out of basket with a horizontal velocity of 
Considering upward direction to be positive
When ball is thrown it has two velocity i.e. in upward direction and in horizontal direction so net velocity is
Direction of velocity
where 
is angle made by net velocity with horizontal .
Answer:
B. 81
Explanation:
When you multiply two numbers, round the answer to the least number of significant figures available. 67.6 has three significant figures, and 1.2 has two significant figures. So we round to two significant figures.
It depends on speed because it is a part of a car
