Why is scientific notation used?

to round numbers to the nearest whole number.

to promote reproducibility of data.

to increase the validity of data.

to express very large or very small numbers.

What is 49751.8773748 rounded to the nearest thousand

Is a negative plus positive is negative

Solve the system of equations algebraically. Verify your answer using the graph. y = 4x - 5 y = - 3 What is the solution to the system of equations? o (,-3) 10 (4,-3) | 0 (-3, ş)

We used 12 gallons of gasoline to travel 400 miles. Find the distance we could travel on 8 gallons. Explain.

Government data show that 6% of the American population are at least 75 years of age, and that about 51% are women. Is it therefore correct to conclude that because (0.06) * (0.51) = 0.

Solve the problem PV = k for V

A gift store is ordering calendars to resell. the table shows the cost for the given number of calendars. what is the best value A) 6 calendars for $114 B) 8 calendars for $144 C) 10 calendars for $160 D) 15 calendars for $180

A rectangular roof shingle is 10 inches long and 7 inches wide. What is it's area?

En un salon de 35 alumnos se tiene que hay 4 varones por cada 3 mujeres? cuantas mujeres hay en el el salon de clases?

Carly spends $5 for n notebooks. Write an algebraic expression represent the cost of one notebook