Given f(x)=x^3+kx-15f(x)=x^3+kx−15, and the remainder when f(x) is divided by x-3 is −18, then what is the value of k?

An alien has just landed from the planet, iksnimak. he would like to leam how to add two fractions when thedenominators are the same. write a paragraph that explains to our alien friend, in your own words, the detailsabout how to add the fractions, how to change the result to a mixed number, and how to reduce the fractionpart. use this problem as your example: the two fractions are 5/8 & 7/8

The nth term of a sequence in 2n-1 the nth term of a different sequence is 3n+1 work out 3 numbers that are in bothe sequences and are between 20 and 40

How can you use synthetic substitution to tell whether a given binomial is a factor of a polynomial?