Questions in mathematics

Questions in mathematics

[Terjawab] Suppose the slope of a line is positive. Describe what happens to the value of \(x\) as the value of \(y\) increases.

[Terjawab] How many $0.21 pencils can be purchased for $7.00? Show your work.

[Terjawab] A trapezoid has an area of [tex]$20 \, \text{cm}^2$[/tex] and a height of [tex]$5 \, \text{cm}$[/tex]. What is the sum of its top and bottom sides?

[Terjawab] Select the product of \((7x - 2)(7x + 7)\).

[Terjawab] Solve each compound inequality. 42. \(-2 \leq d + \frac{1}{2} < \frac{9}{2}\) 44. \(2t \leq -4\) or \(7t \geq 49\) 46. \(-1 \leq a - 3 \leq 2\) 48. A town's high temperature for a given month is 88 degrees Fahrenheit and the low temperature is 65 degrees Fahrenheit. Write a compound inequality to represent the range of temperatures for the given month.

[Terjawab] Simplify: \((7 - 8i) + (-12 - 4i)\)

[Terjawab] How many thirds are in 5?

[Terjawab] Why do you use cubic units and not square units to find the volume of solid figures?

[Terjawab] Write the rate \(\frac{1}{7} \text{ inch}\) \[ ----------------- \] as a unit rate \(\frac{1}{14} \text{ minute}\)

[Terjawab] Express each number in fraction form before finding the inverse: 7, 10, 1 3/4