Express the mass of these planets and moons in both standard and scientific notation. If necessary, round the numbers so that the first factor goes only to the hundredths place. Earth’s moon
Mercury
Venus
Jupiter
Saturn
Uranus
Neptune
Phobos
Ariel
Titan

Solve each quadratic equation by factoring and using the zero product property. 10x + 6 = -2x^2 -2

Prove sin2a + cos2a - 1 / sin2a + cos2a + 1 = 1 - tana / 1 + cota

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.