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show how to algebraically determine the ordered pair for the vertical intercept of the function w(x)= 5x-3-4x^2
General
7 months ago
Oil (A) and water (B) are poured into a container, forming two phases. The density of oil is 920 kg/m3 and that of water is 1000 kg/m3. Calculate the pressure difference between points A and B
General
7 months ago
Alex throws a fair tetrahedral die numbered 1,2,3 and 4 and an octahedral (eight-sided) die numbered 1,2,3, …,8. He defines M as the product of this two numbers. Find: a) P (M is prime)
General
7 months ago
Determine the common ration of the infinite geometric series: 1. a1 = 1, S = 1.25 2. a1 = 96, S = 64 3. a1 = 4, S = -16/5 4. a1 = 1, S = 2.5
General
7 months ago
Find the general equation of a line, which passes through the point of intersection of the lines intersection L1 ∩ L2, where L1: - 2x + 5y = 16 and L2: -7x+3y = 8, and is perpendicular to another line: L3 : -x+2y = -1
General
7 months ago
a person randomly selects one of six envelopes, each envelope contains a check that the person gets to keep. determine the person's expectation if the six envelope contain checks for $50, $202,$336,$371,$538 $1085 round to the nearest cent as needed
General
7 months ago
When jesus born
General
7 months ago
algebraically factor f(x)=2x^4 - 7x^3 -2x^2 +13x +6
General
7 months ago
Two people pull a rope in opposite directions. One person exerts a force of 80 Newtons toward the north, and the other exerts a force of 60 Newtons toward the south. What is the resultant force on the rope?
General
7 months ago
A packing company is inspecting a shipment of grapefruit by cutting 15 grapefruit selected at random. The company will accept all grapefruit if 14 or all of these 15 grapefruit are of satisfactory quality. Suppose that 95% of the grapefruit of the shipment are of satisfactory quality. What is the probability that the shipment will be accepted?
General
7 months ago
A number has 3 thousands, 2 less hundreds than thousands and 4 more units than thousands
General
7 months ago
SECOND UNIT EXAM 1.- If S = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9} and A= {0, 2, 4, 6, 8), B = {1, 3, 5 , 7, 9), C= (2, 3, 4, 5} and D= {1, 6, 7}, list the elements of the sets that correspond to the following events: a) (AUC); b) (ANB); c) C; d) (CD) UB; e) (Snc); Ancn D g) P(D) 2.- A developer of a new subdivision offers potential home buyers a choice between: Tudor, rustic, colonial and traditional façade style. And between one floor, two floors and unevenness the construction plan. How many different ways can a buyer order one of these homes? 3.- In how many ways can 7 different trees be planted in a circle? How many different permutations can be made with all the letters of the word TELEPHONY? 4.- The following is a classification, according to gender and level of education, of a random sample of 260 adults. Education: Primary 40% (45% Men, 55% Women) Secondary 35% (28% Men, 72% Women) University 25% (32% Men, 68% Women) If a person is chosen at random from this group, what is the probability that: a) the person is a man, given that his education is high school? b) That the person does not have a university degree, given that she is a woman?
General
7 months ago
Two children currently have 2,535 pesos and 2,085 pesos. The first saves 265 pesos per year and the second 565 pesos per year. How long will the amounts of money be equal?
General
7 months ago
Ángel went to the doctor and was prescribed three different medications: one in capsules, a syrup and some drops. The capsules should be taken every 6 hours, the syrup every 3 hours and the drops every 4 hours. If when Cristóbal starts treatment he takes the three medications at 8:00 am, at what time does he take the three medications together again?
General
7 months ago
The table below gives the percent of children under five considered to be underwelght. What is the best estimate for the mean percentage of underweight children? Percent of Underweight Children 16-21 45 21.45-26.9 26.9-32 35 32.35-37.8 37 .8-43.25 43.25-48.7 Number of Countries 23 4 9 7 6 1 Which of the following is correct answer 21.45 26.57 22.67 25.45
General
7 months ago
What is the Prime Function of f(x)=3x²+4
General
7 months ago
What is the Prime Function of f(x)=3x²+4 with verification
General
7 months ago
3/5 of a certain number is added to 2 1/2.The result is equal to 1 1/4 subtracted from 2/3 of the number .Find the number
General
7 months ago
In how many months will the capital (C) R$50,000.00 yield R$11,800.00 in simple interest (Js) if it is remunerated at the rate (i) of 4% per month?
General
7 months ago
What capital (C) must be invested for 10 months (n) and remunerated at the rate (i) of 15% per month will generate the amount (M) of R$ 13,050.00?
General
7 months ago
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