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How do you find the distance between (2,3), (1,7)?

How do you simplify #3(3x+3)+7(x4)#?

How do you factor #9x^3x#?

If coefficient of correlation, “r” between two variables is zero, does it mean that there is no relationship between the variables?

How do you solve # (x4)/(x2) = (x2)/(x+2) + (1)/(x2)#?

How do you solve #49b^2 + 84b + 32 = 0 # by completing the square?

What is #3m^8n * (9mn^2)#?

How do you find the slope that is perpendicular to the line #y=3x+2 #?

The ratio of boys to girls in a school choir is 4:3. There are 6 more boys than girls. If another 2 girls join the choir, what will be the new ratio of boys to girls?