👉 Learn how to take the derivative of a function. Learn how to find the derivative of a function using the chain rule. The derivative of a function, y = f(x), is the measure of the rate of change of ...

Editor’s Note: This article was written for Mosaic, an independent journalism training program for high school and college students who report and photograph stories under the guidance of professional ...

San Francisco Mayor Daniel Lurie will roll out a new campaign to prevent cuts to Muni. The mayor is expected to announce a new measure on the November ballot. The San Francisco Municipal ...

TRI-VALLEY — The State of California has made available to Bay Area transit agencies a $590 million emergency loan as an attempt to stabilize regional public transit. But despite having access to the ...

While millions of tax filers are expecting a bump in their tax refund amount this year, millions more will owe back taxes. You can avoid taxes owed sticker-shock by using tax estimators to calculate ...

SAN FRANCISCO BAY AREA, CA — The Connect Bay Area Transit committee today announced that it has already raised nearly $3 million to support a region-wide effort to qualify Connect Bay Area, a ...

WASHINGTON — The Senate voted 51-50 on Wednesday to effectively block a resolution that would have prevented President Donald Trump from using military force in Venezuela without congressional ...

A handful of Republicans joined Democrats to allow the measure to move forward, reflecting concerns in both parties about the administration’s strategy. By Robert Jimison and Megan Mineiro Reporting ...

“There is a need here for people that want to work with our kids,” said Savanna Harris. Jeffrey S. Solochek is an education reporter covering K-12 education policy and schools. Reach him at ...

Kristyna Wentz-Graff / OPB An audit by the Oregon secretary of state’s office has found gaps in the state health authority’s implementation of Ballot Measure 110, the state’s landmark drug ...