Select all true statements. If n is not a multiple of 9, then nis not a multiple of 9.
Let the universe U = R. The negation of
Vx, (x2 > 0) → (x > 0) is 3x, (x2 > 0) A (x < 0).
✓ Let U = NU{-1} be the universe. Then the statements
Vx, 3y, xy < 0 and 3x, Vy, xy < 0 are logically equivalent.
Let the universe be V = N. Then the statement
Vk, 3n, nk - 1 = 0 is true.

Drag each sequence of transformations to the correct location on the table. classify the sequences of transformations based on whether or not they prove the congruency of the shapes by mapping shape i onto shape ii. plz i'll rate u 5 stars need this done for a mastery test

The management of a supermarket wants to adopt a new promotional policy of giving a free gift to every customer who spends more than a certain amount per visit at this supermarket. the expectation of the management is that after this promotional policy is advertised, the expenditures for all customers at this supermarket will be normally distributed with a mean of $95 and a standard deviation of $20. if the management wants to give free gifts to at most 10% of the customers, what should the amount be above which a customer would receive a free gift?

Solve for x in the equation x2 - 12x + 36 = 90. x= 6+3x/10 x=6+2/7 x= 12+3/22 x = 12+3/10