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Which of the following are polynomials in x? Check all that apply. 1 8x + x...
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60. 321z+ 61.-2x3 + 5x2-3x+9=0 62. _x3 + 8x-12-0 Use the rational zero theorem, Descartes's rule of signs, and the theorem on bounds as aids in finding all real and imaginary root 0 to each equation. 一63. x3-4x2-7x+10=0 一64. x3 + 9x2 + 26x + 24 = 0 -65. r3-10x-3=0 66. 2x3-7x2 160 一68. x4-4x3 + 7x2-16x + 12 = 0 69, 6' + 25x2-24x + 5 = 0 70·6x3-11x2-46x-24 0 --71. x4 + 2x3-3x2-4x+4-0 72, x5 + 3x3...
Which of the following is correct? Check all that apply. Check all that apply. copper, Cp nickel, NI lithium, Li chlorine, Ch silver, Si magnesium, Mg gold, Au tin, SN
Which of the following are even functions? Select all correct answers. Select all that apply: O f(x) = -3x O f(x) = x - 6x B O f(x) = -x? - 5 O f(x) = -x + x + 1 O f(x) = 4x + 4x? = 3x - 1
Which of the following reactions are redox reactions? Check all that apply. Check all that apply . Al(s)+3Ag+(aq) = Al3+(aq)+3Ag(s) SO3(g)+H2O(l) = H2SO4(aq) Ba(s)+Cl2(g) = BaCl2(s) Mg(s)+Br2(l) = MgBr2(s)
Which of the following is an inertial reference frame? Check all that apply. Check all that apply. a reference frame that is moving downward at a constant speed a reference frame that is motionless a reference frame that is rotating at a constant speed a reference frame that is moving upward at a constant speed
Which of the following are types of photoreceptor cells? Check all that apply. Check All That Apply Cones Amacrine cells Bipolar cells < Prey 9 of 30 ! Score answer > Assignment 4- O PO F5 F5 Fim F#m For FOF
Which of the following occur as the nervous system ages? Check all that apply. Check All That Apply The cortex thickens. Brain weight decreases. Neurons contain increased rough ER. Neurofibrillary tangles appear.
Which of the following reactions are redox reactions? Check all that apply. Check all that apply. Al(s)+3A g + (aq)→A l 3+ (aq)+3Ag(s) S O 3 (g)+ H 2 O(l)→ H 2 S O 4 (aq) Ba(s)+C l 2 (g)→BaC l 2 (s) Mg(s)+B r 2 (l)→MgB r 2 (s)
10. mZF D mZM M 82° E 105 2 11* - 2 14x7 930 760 8x + 11 10x * G Review: 11. If f(x) = + 5 + 2x and g(x) = -2, what is the value of f(g(x))? 12. Which of the following answers represents the compound inequality: -4 4x -8 16? e. 2x -2x c. 1 x a. 12. Which of the following answers represents the compound inequality: -4 4x - 8 16? a. -2 x c....
Which of the following sets of ions are isoelectronic? Check all that apply. Check all that apply. (Li+,Be2+,H−) (O2−,S2−,Se2−)( Na+,Mg2+,Al3+)