5x(1200+700)????????
2 answers:
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Answer:
Step-by-step explanation:
The equation of a quadratic function is given as:
ax² + bx + c = 0
where a, b and c are the coefficient in the quadratic equation.
The axis of symmetry of the quadratic equation is given as:
To get the equation for a, we have to make a the subject of formula:
Answer:
Because we actually divide by 10 when a number is multiplied by 0.1.
Step-by-step explanation:
Let be a number.
When we multiply a number by 10:
(One '0' is increased in the number)
For example:
Considering a decimal number:
Multiplying a number with 0.1 (which is actually ) means dividing the number by 10.
Considering a decimal number:
<em>Therefore, When multiplying a number by 0.1, move the decimal to the left.</em>