Which of the following is an equation of the line tangent to the graph of x2 – 3xy = 10 at the point (1,-1)? A. Y+3 =-11(x-1)
B. Y+3 = -7/3(x-1)
C. y+3=(x-1)
D. Y+3 = 7/3(x-1)
E. y+3 = 11/3(x-1)

PLEASE HELP ASAP

Which of these numbers of simulations of an event would be most likely to produce results that are closest to those predicted by probability theory? 15, 20, 5, 10

Use the following statements to write a compound statement for the conjunction or disjunction. then find its truth value. p: an isosceles triangle has two congruent sides. q: a right angle measures 90° r: four points are always coplanar. s: a decagon has 12 sides. a) a right angle measures 90° or an isosceles triangle has two congruent sides; true. b) a right angle measures 90° and an isosceles triangle has two congruent sides; true. c) a right angle measures 90° and an isosceles triangle does not have two congruent sides; false. d) a right angle measures 90° or an isosceles triangle does not have two congruent sides; true.

The high temp today was 62°. when nighttime comes, the temp will drop 40°. by 4am the temp will drop an additional 40°. what is the temp at 4am?