Is 12 a rational number? Choose true or false and explain your choice. A. True, it's an integer. B. True, it has repeating digits. C. False, it never ends or repeats. D. True, it's a terminating decimal.
10. A fruit fly is an F1 offspring of two true-breeding parents for body color and wing length (GGLL × ggll). The F1 fly is a heterozygote for both gray body and long wings (GgLI). The heterozygous fly mates with a beautiful female that is stunningly homozygous recessive for body color (black) but homozygous dominant for wing length (long). What are the phenotypes and genotypic ratio of the F2 offspring from this mating? Remember that the genes for body color and wing length are linked!
F2 phenotypes: F2 genotypic ratio:
Si représente 1 et que la couleur jaune représente des quantités négatives, détermine l'opposé de l'expression représentée par chacun de ces schémas. Exprime tes réponses avec des schémas et des symboles.
a)
b)
17. Complète la pyramide d'additions. Pour trouver la valeur à écrire dans une case, additionne les expressions qui sont dans les deux cases situées juste en dessous.
Answer the questions below about Line 1 and Line 2 shown below.
\begin{tabular}{ll}
4+2 \\
2+4 & Line 1 \\
Line 2
\end{tabular} Answer Attempt 1 out of 2 The expression was rewritten using the
□
Line 1 says □+□ , which could be represented using dots as ∙∙∙+∙∙ for a total of □ dots. Line 2 says □+□ , which could be represented using dots as ∙∙+∙∙∙ for a total of □ dots.
Alexander finalizó su reseña de un libro en 429
minutos. ¿Aproximadamente cuántas horas son? Alexander tardó en completar su reseña de un libro aproximadamente □ horas.
Answer the questions below about Line 1 and Line 2 shown below.
\begin{tabular}{ll}
2+6 & Line 1 \\
6+2 & Line 2
\end{tabular} Answer Attempt 1 out of 2 The expression was rewritten using the
□ Line 1 says □+□ , which could be represented using dots as ∙∙+∙∙∙∙∙ for a total of □ dots. Line 2 says □+□ , which could be represented using dots as ∙∙∙∙∙∙+∙∙ for a total of □ dots.
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Show Examples Use the long division method to find the result when 6x3−7x2+23x−7 is divided by 3x−2. If there is a remainder, express the result in the form q(x)+b(x)r(x). Answer Attempt 1 out of 2
□
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Show Examples Use the long division method to find the result when x4−7x3−29x2+17x−3 is divided by x2−10x+2. If there is a remainder, express the result in the form q(x)+b(x)r(x). Answer Attempt 1 out of 2
□
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For the following conversion:
6×10−1km=?nm In order, in the blanks below: 1. Report the orders of magnitude between the two prefixes. Report as a positive number. For instance there are 10 orders of magnitude between deci and giga. 2. Write the conversion factor. For instance 1kg/10∧3g 3. Write the final answer. If the conversion is given in scientific notation, write the answer in scientific notation, using the correct number of significant digits.
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Show Examples Use the long division method to find the result when 4x4−8x3+x2+7x−11 is divided by 2x2−x−5. If there is a remainder, express the result in the form q(x)+b(x)r(x). Answer Attempt 1 out of 2
□
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Answer the questions below about Line 1 and Line 2 shown below.
7⋅(2+1)7⋅2+7⋅1
Line 1
Line 2 Answer Attempt 1 out of 2 The expression was rewritten using the
□7⋅(2+1) equals 7⋅□ which equals □ .
7⋅2+7⋅1 equals □+□ which equals □ .
Answer the questions below about Line 1 and Line 2 shown below.
\begin{tabular}{ll}
1+5 & Line 1 \\
5+1 & Line 2
\end{tabular} Answer Attempt 1 out of 2 The expression was rewritten using the
□ Line 1 says □+□ , which could be represented using dots as ∙+∙∙∙∙∙ for a total of □ dots. Line 2 says □+□ , which could be represented using dots as ∙∙∙∙∙+∙ for a total of □ dots.
Answer the questions below about Line 1 and Line 2 shown below.
(8+7)+38+(7+3) Line 1 Line 2 Answer Attempt 1 out of 2 The expression was rewritten using the
□(8+7)+3 equals □ +3 which equals □ .
8+(7+3) equals 8+ which equals □ .
Tyler is on his school's swim team. During his 2-week winter break, he swims 30 laps each week to stay in shape. If each lap is 25 yards, how many feet does he swim during his winter break?
A student with mass m runs and jumps onto the outer edge of a stationary horizontal platform that is free to rotate about an axis at the center of the platform. The platform has mass M, radius R, and rotational inertia 21MR2. Immediately before landing on the platform the student has horizontal speed v directed tangentially to the outer edge of the platform. Which of the following is equal to the angular momentum of the student about the platform's axis immediately before landing on the platform?
(A) 21Rmv
(B) Rmv
(C) 21RMv
(D) RMv
What is the conjugate acid of HPO32− ?
Express your answer as a chemical formula.
View Available Hint(s)
□
Aг ϕxaxb
a
baxˉ→⇌
-
(x)
A chemical reaction does not occur for this question.