Php 2000.00. How much was the change? 6. What would be the number sentence to solve the problem? Marites cut her ribbon into three pieces. One measures 0.75 yards and the other measures 0.57 yard. How long was the third ribbon after being cut if its total length is 3.5 yards?

Halle el volumen del sólido que se genera al rotar la región limitada por \( y=\sqrt{x}, y=2-x, 0 \leq x \leq 1 \) y el eje \( y \) alrededor de la recta \( y=-1 \)

The temperature of a person during a certain illness is given by the following equation, where \( T \) is the temperature \( \left({ }^{\circ} \mathrm{F}\right) \) at time \( t \), in days. Find the relative extreme points and sketch a graph of the function. \( T(t)=-03 t^{2}+24 t+983,0 \leq t \leq 8 \)

The lengths of the rectangle have been measured to the nearest tenth of a metre. Work out the following, writing down all the figures on your calculator display: a) The upper bound for the perimeter of the rectangle. b) The lower bound for the area of the rectangle. 15.8 m

Write the expression in the standard form \( \mathrm{a}+\mathrm{b} i \). \( \qquad-6+4 i)-(8-3 i) \) \( (-6+4 i)-(8-3 i)=\square \) (Simplify your answer. Type your answer in the form \( a+b i \).

\( 4,000 mm \bigcirc 40 cm \)