Completely factor each expression:
1. x^2-26x+169
2. 8x^4-8x^3-6x^2
3. 4x^3+8x^2-9x-18
4. 27x^3+64

Multiply −2x(6x^4−7x^2+x−5) express the answer in standard form. enter your answer in the box.

Data are collected to see how many ice-cream cones are sold at a ballpark in a week. day 1 is sunday and day 7 is the following saturday. use the data from the table to create a scatter plot.

Given: hf || jk; hg ? jg prove: fhg ? kjg to prove that the triangles are congruent by asa, which statement and reason could be used as part of the proof? fgh ? kgj because vertical angles are congruent. jkg ? hfg because vertical angles are congruent. fhg ? jkg because right angles are congruent. hfg ? kjg because alternate interior angles are congruent.