When is it most important to use standard English?
when it’s important to set a serious tone
when you send an email to your best friend
when you are passes a note in class
when you write a note to your mom
pls help 20 question exam

Please I really need help this is due tomorrow :(((((( there is only three options someone help Question: Using only reciprocal, Pythagorean, sum/difference, and/or half angle identities, prove the equation below. You must use angles A and B, do not replace with actual vales. Only work with the right side of the equation. You should use TEN steps to accomplish this proof! cosA+cosB= 2cos(A+B/2)cos(A-B/2) How many word roots does the term: Esophagogastroduodenoscopy have? Ina crespo rowed 7.5 miles down the Hanbashabee river in 1.5 hours ,but the return trip took her 2.5 hours.find the rate ina rows in still water and the rate of the current. What is the difference between -4and 6 What is a favorite food of the Pacific Northwest Indians 2. Theof a sentence is the person, place, thing, event, etc. beingdescribed or referred to in a sentence.a. subjectb. articlec. claused. predicate Sorry guys but I still dont understand, can you help me with this question? Atlantic South America countries are able to export beef corn and soy beans because of the regions A large rain forest B fertile farmland C lengthy coastlines D Powerful river is 3 months enough time to complete 300 assignments? my school is online and requires you to complete a certain amount of assignments each semester. What are the 6 Character Traits?SHORT TRAITS in what way do citizens get to express their voice in a democracy ? finding integral from derivative graph 7) If the mass of an object is 20 g and its volume is 25 L. What is the density of this object? 1 8) What is the difference between accuracy and precision? Copy and paste a picture of something that accurate but not precise and also something that is precise, but not accurate. 9) What is the formula for percent error?this is due under 30 mins, please help i need help im bad at math it would be great if you gave the answers and explained howsolve for x: 4/9x-2=2/3 (in fraction form)solve for x: 0.5 (x+0.3)=2.95 (in decimal form)11x-4 is greater or less or equal to 117what is 72-3x and is it greater less or equal to 30 Sammy is taking notes to study for a test. He wrote out the steps that involve hydrogen during photosynthesis. The steps are shown, but they are not in the correct order.1 - Water is broken down into oxygen and hydrogen.2 - Glucose is broken down to be used by plants.3 - Hydrogen combines with carbon dioxide to form glucose.4 - Hydrogen enters the plant as part of water.Which lists the correct order of the steps?4, 2, 1, 34, 1, 3, 24, 3, 1, 24, 2, 3, 1 HELP!!!!! PLEASE! The length of 1 year on Uranus is a little more than 84 years on Earth. About how many Uranus years are equal to 175 Earth years? Fill in the blank to complete the equation below. 99 + 33 = 11(?+3) What's 219 |-2|?O A. 20O B. 16O C.-18O D.-20