Answer:
(8x - 5y)(8x + 5y)
Step-by-step explanation:
To factor the expression, use the difference of squares pattern. A difference of squares is subtraction between two perfect squares and factors as a² - b² = (a-b)(a+b).
The expression has the perfect squares 64x² and 25y². Take the square root of each. The factors become (8x - 5y)(8x + 5y).
Answer:
The rate of change in the car is -$2695 per annum
Answer:
50.24 mm^2
Step-by-step explanation:
The area of a circle is given by
A = pi r^2 where r is the radius
A = 3.14 ( 4)^2
= 50.24 mm^2
Okay well thins is how I do it. Divide 100 by 5. That is 20. So then multiply 1/4 by 20. I change it to a decimal so .25×20=5. ANSWER: the scale drawing would be 5 inches.
